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Poster presentations: Clinical: Therapy and Observation 2021
P259 Safety, tolerability and pharmacokinetics of BT051, an oral inhibitor of neutrophil migration and activation in clinical development for Inflammatory Bowel Disease
P260 An analysis of non-melanoma skin cancer rates in the tofacitinib Ulcerative Colitis clinical programme
P261 Predictors and outcomes of ustekinumab dose escalation to every 4 or every 6 weeks in ulcerative colitis: a multicenter cohort study in the United States
P262 Effectiveness and safety of ustekinumab in elderly patients: Real world evidence from ENEIDA registry
P263 Influence of Crohn´s Disease phenotype in the retention rate of ustekinumab treatment: SUSTAIN Study
P264 Impact of the HLA-DQ1*05 alelle on the initial response to infliximab in patients with Inflammatory Bowel Disease
P266 The impact of vedolizumab and ustekinumab on arthropathy and arthralgia in IBD patients: a real-life multicentric cohort study
P267 Sequencing of anti-TNF agents and gut-selective anti-lymphocyte trafficking (GSALT) therapy in the treatment of Crohn’s disease (CD)
P268 Ileal Pouch-Anal Anastomosis Complications and Pouch Failure: A Systematic Review and Meta-Analysis
P269 Real-world impact of biological therapies on work impairment and quality of life in Inflammatory Bowel Disease patients.
P270 Mesenchymal stromal cells contribute to the recovery of secondary loss of response to infliximab in patients with ulcerative colitis
P271 Evolving Targets in Ulcerative colitis: Defining Disease Clearance in the VARSITY Study
P272 Tofacitinib as salvage therapy for patients hospitalized with refractory severe active ulcerative colitis: a GETAID multicenter prospective/retrospective cohort
P273 The duration of clinical remission in patients with Crohn's disease depends on the frequency of administration of mesenchymal stromal cells of the bone marrow
P274 Drug utilization of biologic therapy in Crohn’s disease and ulcerative colitis: A population based Danish cohort study 2015-2018
P275 Course of COVID-19 in patients with Inflammatory Bowel Diseases treated with biologics: the Israeli experience
P276 Influence of vedolizumab on extraintestinal manifestations in Inflammatory Bowel Disease: a nationwide multicenter study of the GETECCU Eneida registry
P277 Frequency and effectiveness of empirical anti-TNF dose intensification in Inflammatory Bowel Disease: systematic review with meta-analysis
P278 Type IV collagen formation/degradation ratio predicts response to infliximab induction therapy in patients with Ulcerative Colitis
P279 Potential of managed care programmes for patients with inflammatory bowel diseases – results from a large survey study among physicians and IBD-patients in Germany, Austria and Switzerland (the EASEIBD study)
P280 Introduction of subcutaneous infliximab CT-P13 and vedolizumab in daily clinical practice: outstanding questions demonstrate the need for post-marketing studies
P281 Evaluation of trough level and disease activity after switch from adalimumab originator to biosimilar in patients with Inflammatory Bowel Disease
P282 High plasma oncostatin-M predicts non-response to tumour necrosis factor-alpha antagonists in inflammatory bowel disease
P283 Decrease in bowel wall thickness at intestinal ultrasound accurately detects early endoscopic remission and improvement in ulcerative colitis patients on tofacitinib: a longitudinal prospective cohort study.
P284 Drug survival and remission rates in ustekinumab treated ulcerative colitis: Results from the Swedish Inflammatory Bowel Disease register (SWIBREG)
P285 A retrospective observational study on the effectiveness and safety of vedolizumab with or without budesonide induction therapy among patients with moderate-to-severe Crohn’s disease
P286 Ustekinumab for Crohn’s Disease: Two-Year Results of the Initiative on Crohn and Colitis (ICC) Registry, a Nationwide Prospective Observational Cohort Study
P287 has been withdrawn
P288 Vedolizumab May Be An Effective Option For The Management Of Postoperative Recurrence Of Crohn’s Disease
P289 A French nationwide prospective study on patients with Crohn’s disease and ulcerative colitis treated with Infliximab-biosimilar CT-P13 in a real-life setting: two-year follow-up of the ReFLECT study
P290 Impact of concomitant 5-aminosalicylic acid therapy on vedolizumab efficacy and safety in Inflammatory Bowel Disease
P291 Pharmacokinetics, safety, and tolerability of etrasimod (APD334) in subjects with mild, moderate, or severe hepatic impairment: a single-dose, open-label, parallel-group study
P292 Effect of drug therapy on the lipid profiles of patient with Inflammatory Bowel Disease: a systematic review and meta-analysis
P293 Local Mesenchymal Stem Cells injection in Crohn’s disease strictures: a phase I-II, open-label clinical study
P294 AMT-101, a gut selective oral IL-10 fusion: results from a Phase 1b study in patients with active Ulcerative Colitis
P295 Comparative Assessment of Infliximab Trough Levels between Point-of-Care Testing and current Standard of Care (enzyme linked immunosorbent assay) in patients with Inflammatory Bowel Disease
P296 Stopping 5-aminosalicylic acid in patients with ulcerative colitis who are in clinical remission does not increase risks of flare
P297 HLA-DQA1*05 allele and its association with the secondary loss of response to infliximab in patients with Inflammatory Bowel Disease.
P298 Budesonide MMX versus Prednisolone for Ulcerative Colitis: Comparative outcomes from a British retrospective multi-centre study
P299 Loss-of-response to anti-tumour necrosis factor-α critically depends on treatment duration in patients with Inflammatory Bowel Disease
P300 Crohn's Disease Strictures Respond to Drug Treatment and Treat-to-Target Intense Combination Therapy is More Effective than Standard Anti-TNF Therapy. The STRIDENT Randomised Controlled Trial
P301 Ustekinumab improves health-related quality of life in patients with moderate-to-severe Crohn’s disease: results up to Week 48 of the STARDUST trial
P302 Serum IL-6 is associated with treatment refractoriness in acute severe ulcerative colitis
P303 Local Application of Autologous Platelet-rich Plasma leads to Sustained Healing of Crohn`s Perianal Fistulae – One Year follow-up Results from a Single Center Pilot Study.
P304 Rational infliximab induction dosing to achieve long-term deep remission in children with Inflammatory Bowel Diseases
P305 Effectiveness and Safety of Vedolizumab in Biologic-Naïve Patients: Real-World Data from the Sicilian Network for Inflammatory Bowel Diseases (SN-IBD)
P306 MORF-057, an oral selective α4β7 integrin inhibitor for Inflammatory Bowel Disease, leads to specific target engagement in a single and multiple ascending dose study in healthy subjects
P307 Modelling of the relationship between ustekinumab exposure, faecal calprotectin and endoscopic outcomes in patients with Crohn’s disease
P308 Effectiveness and Safety of tofacitinib for the Treatment of Ulcerative Colitis: A Single-Arm Meta-analysis of Observational Studies
P309 Are results from VARSITY applicable to real world? Adalimumab versus vedolizumab as first line biological in moderate-to-severe IBD.
P310 Is ileoanal pouch excision a destination therapy for Inflammatory Bowel Disease? Data from a quaternary pouch referral center
P311 Intensive dried blood spot sampling shows a higher drug exposure throughout the first 24 weeks of therapy in ustekinumab-treated Crohn’s disease patients achieving endoscopic remission
P312 Erythrocyte methotrexate polyglutamate concentrations in patients with Crohn's Disease: towards a new therapeutic drug monitoring tool
P313 Long-term durability and safety of anti-TNF agents compared with change to a different mechanism of action as a second-line biological treatment after first anti-TNF failure in Crohn´s disease: results from the Andalusian CambiaCrohn study
P314 TNF gene activation used as criterion to discontinue biologic therapy – A patient series introducing the NovaPrime TNF kit
P315 Population pharmacokinetics and pharmacodynamics of ozanimod in ulcerative colitis
P316 Human neutrophil elastase derived fragment of calprotectin (S100a9) is a serum biomarker (CPa9-HNE) for monitoring of anti-TNFα treatment response in Crohn’s disease
P317 Societal cost-of-illness of Inflammatory Bowel Disease has rapidly increased over the years and differs between continents: A systematic review
P318 Intra-dermal with topical imiquimod pre-treatment versus intra-muscular hepatitis B vaccination in inflammatory bowel disease patients: a double-blind randomized controlled trial
P319 Impact of biological agents on postoperative complications in inflammatory bowel disease: a multicentre study of GETECCU
P320 Combined mesenchymal stromal cells and anti-cytokine therapy of perianal Crohn's disease
P321 Cessation of Anti-Tumour Necrosis Factor Therapy in Patients with Perianal Fistulizing Crohn’s Disease: Individual Patient Data Meta-Analysis of 323 patients from 12 studies
P322 Hepatitis B reactivation under biologic therapy in patients with HBsAg negative phase of chronic HBV infection
P323 Efficacy and safety of tofacitinib treatment for one year in Japanese patients with Ulcerative Colitis in a specialized Inflammatory Bowel Disease center
P324 Predictors of corticosteroid-free remission after initiation of ustekinumab for ulcerative colitis: a real-world, multicenter cohort study in the United States
P325 Real-World Effectiveness And Safety Of Ustekinumab In Patients With Ulcerative Colitis: A Multi-Centre Study
P326 An exploratory analysis of the impact of COVID-19 on colonoscopy procedures and new biologic treatment initiation among patients with Inflammatory Bowel Disease in the United States
P327 Long-term effectiveness of ustekinumab in refractory Crohn's disease: an Italian multicenter real-life study
P328 Ustekinumab is an effective and safe therapy in anti-TNF refractory Crohn’s Disease: a two year real-life observational study from Spain
P329 Comparative Assessment of Adalimumab Trough Levels between Point-of-Care Testing and current Standard of Care (enzyme linked immunosorbent assay) in patients with Inflammatory Bowel Disease
P330 Long-term outcomes following a switch from originator adalimumab to the biosimilar SB5 (Imraldi) in IBD
P331 The safety of tioguanine exposure during pregnancy: a case series of seventy-three pregnancies
P332 Population pharmacokinetics of ozanimod and active metabolite CC112273 in patients with ulcerative colitis
P333 Endoscopic severity and CRP predict failure of medical rescue therapy in patients with acute severe ulcerative colitis
P334 Tofacitinib for the treatment of Ulcerative Colitis: Analysis of malignancy rates from the Ulcerative Colitis clinical programme
P335 Real-life effectiveness and safety of tofacitinib treatment in patients with ulcerative colitis: A KASID multicenter cohort study
P336 Association between the prior duration of remission and efficacy outcomes in patients with Ulcerative Colitis treated with tofacitinib 10 mg twice daily who were in stable remission and either dose-reduced to tofacitinib 5 mg twice daily or remained
P337 Early infliximab clearance predicts remission in children with Crohn’s Disease
P338 effectiveness and safety of biological therapies in elderly inflammatory bowel diseases patients results from a multi center study of Geteccu
P339 Pregnant women with perianal Crohn’s Disease: suggestions for the improvement of the current guideline on delivery method
P340 Real-world treatment patterns and recurrence rates of rectovaginal fistulas in patients with Crohn’s disease: A retrospective cohort database analysis
P341 Perceived risks and psychosocial burden during the COVID-19 pandemic in a large cohort of pediatric and adult patients with Inflammatory Bowel Disease
P342 Correlation of the first lateral flow-based Point of Care test to quantify infliximab and anti-infliximab antibodies in a finger prick sample with the reference ELISA technique
P343 Maintenance of deep remission in Crohn’s disease after switching from anti–TNF to ustekinumab.
P344 Effectiveness and safety of switching patients with inflammatory bowel disease from originator infliximab to CT-P13: systematic review and meta-analysis
P345 Food-related quality of life in adults with Inflammatory Bowel Disease is influenced by restrictive eating behaviour, disease activity and surgery: a prospective multi-centre study
P346 Decreasing disparities in and use of systemic corticosteroid and disparities in use among paediatric patients with Crohn disease in a multicentre collaborative
P347 Vedolizumab as first line biologic therapy in elderly patients with contraindications against anti-TNF therapy - A real-world nationwide cohort of patients with inflammatory bowel diseases
P348 Perception of cancer risk in inflammatory bowel disease-associated dysplasia and management practice is influenced by colonoscopy experience and workplace affiliation: results of an international clinician survey
P349 has been withdrawn
P350 SAFIIR: Study of Anemia Following Intravenous Iron Repletion
P351 SARS-CoV-2 infection and seroconversion in pediatric patients on biological therapy for Crohn’s disease: single tertiary center experience
P352 A propensity score-matched, real-world comparison of ustekinumab vs vedolizumab as a second-line treatment for Crohn’s disease. The Cross Pennine study II
P353 Pan-enteric capsule endoscopy enables assessment of mucosal healing after biologic treatment initiation in Crohn’s disease
P354 Early treatment versus active surveillance after ileocolic resection in Crohn’s disease: a retrospective cohort study.
P355 Preferences and satisfaction of IBD patients in whom the adalimumab regimen was changed from 40 mg weekly to 80 mg every other week: the ADASCAL study
P356 A comparison of innovative strategies to promote engagement with an IBD patient portal
P357 Long-term outcomes of biologic therapy in Crohn’s disease complicated with internal fistulizing disease: BIOSCOPE study from GETECCU
P358 An observational, prospective cohort study to evaluate the long term safety and effectiveness of intravenous CT-P13 (biosimilar of infliximab) in patients with Crohn’s Disease or Ulcerative Colitis
P359 Influence of the nature of immunosuppressive therapy in patients with inflammatory bowel diseases on the level of immunoglobulins G after a Coronavirus Infection
P360 Aggressive Inflammatory Bowel Disease is associated to Hermansky-Pudlak Syndrome: Characterization of a Puerto Rican Cohort
P361 No increased postoperative risk of venous thromboembolism in patients with Ulcerative Colitis undergoing colectomy after tofacitinib exposure
P362 Longitudinal antibody response to SARS-CoV-2 infection and antibody responses to COVID-19 vaccination in Inflammatory Bowel Disease patients receiving biologics
P363 Locally injected allogeneic bone marrow-derived mesenchymal stromal cells for the treatment of refractory proctitis: clinical results of a phase IIa trial
P364 Patient reported outcomes, partial MAYO score and SCCAI are equally accurate in predicting mucosal healing in UC: final results form a prospective study
P365 Correlation between patient-reported outcomes (PROs) and patient-reported disease activity in Ulcerative Colitis (UC): Findings from the ICONIC study
P366 Vedolizumab maintenance therapy reduced use of corticosteroids in patients with Crohn’s disease in the GEMINI 2 trial
P367 Weight patterns in biologicals treated Inflammatory bowel disease cohort
P368 Proactive Therapeutic Drug Monitoring is more effective than Conventional Management in Inducing Fecal Calprotectin remission in Inflammatory Bowel Disease
P369 High prevalence of abdominal pain in Crohn's Disease patients of the TRUST study cohort- Is there a connection to inflammatory activity?
P370 Concomitant azathioprine prevents new-onset arthralgia after initiation of vedolizumab: A retrospective cohort study
P371 Using digital monitoring during the COVID pandemic to streamline outpatient appointments
P372 Effectiveness and safety of immunosuppressants for pouch disorders: results from the RESERVO Study of GETECCU
P373 Psoriasis and psoriasiform skin lesions in patients with Inflammatory Bowel Disease treated with infliximab: a pharmacokinetic analysis
P374 Safety and drug survival of methotrexate versus tioguanine after failure of conventional thiopurines in patients with Crohn’s disease.
P375 A simulation study to evaluate the performance of a multiple imputation method to address missing data in an analysis of clinical effectiveness using the ImproveCareNow Registry of pediatric patients with Crohn’s disease
P376 Improving stress and fatigue in a real-world setting among patients with Inflammatory Bowel Disease through a digital platform
P377 Inadequate response with advanced therapies in real-world patients with Ulcerative Colitis – Results of a German claims database study
P378 Oxidative status and antioxidant capacity in children and adults with IBD: preliminary results of the OxIBDiet trial
P379 Variations in disease monitoring between Inflammatory Bowel Disease patients on intravenous and subcutaneous biologic agents.
P380 Comparison of mucosal healing through segments of ileocolonic Crohn’s disease treated with biologics
P381 Fatigue is an independent disease manifestation largely independent of chronicity, comorbidity and disease activity in patients with Inflammatory Bowel Disease
P382 High anti-tumor necrosis factor alpha treatment trough concentrations are not associated with higher rate of adverse events in pediatric patients with inflammatory bowel disease
P383 Relationship between histo-endoscopic mucosal healing and baseline characteristics in patients with moderately to severely active Ulcerative Colitis receiving filgotinib in the phase 2b/3 SELECTION study
P384 Therapeutic drug monitoring: performance of the first lateral flow-based Point of Care test for the quantification of infliximab in a finger prick
P385 Results of a teleconsultation campaign for Inflammatory Bowel Disease (IBD) patients to check their treatment adherence and assess their level of anxiety during the first COVID-19 lockdown
P386 Two year follow up of children with Inflammatory Bowel Disease (IBD) treated with vedolizumab and ustekinumab
P387 Depression in biologic-treated patients with inflammatory bowel disease during the COVID19 pandemic
P388 Agreement between locally and centrally reviewed Mayo endoscopic subscores in the UNIFI study of ustekinumab in patients with Ulcerative Colitis
P389 Efficacy and safety of ustekinumab in patients with Crohn’s disease refractory to anti-tumour necrosis factor: real clinical practice
P390 Diverting Loop Ileostomy in Medically Refractory Crohn's Colitis
P391 Antibiotics in pediatric Inflammatory Bowel Diseases: a systematic review
P392 A mobile application to monitor Inflammatory Bowel Disease patients during intravenous biologic treatment: Results of a feasibility study
P393 Treatment patterns of patients with perianal fistulizing Crohn’s disease from a US administrative claims database
P394 Serological biomarkers of type III and IV collagen remodeling predict and monitor infliximab treatment response in patients with Inflammatory Bowel Disease
P395 Impact of mirikizumab therapy on histologic measures of intestinal inflammation in a Phase 2 study of patients with moderately to severely active Crohn’s disease
P396 Acceptance of switch, patient satisfaction and adverse events after switch from adalimumab originator to biosimilar SB5 in patients with Inflammatory Bowel Disease in a real-life setting
P397 Response to biologics in IBD patients assessed by Computerized image analysis of Probe Based Confocal Laser Endomicroscopy with molecular labeling
P398 Effect of Intravenous versus Oral Iron Therapy on Physical Fitness and Haemoglobin in Paediatric IBD Patients with Anaemia
P399 Higher anti-tumour necrosis factor-alpha drug levels are associated with improved radiological outcomes in patients with perianal fistulising Crohn’s disease: A retrospective multi-centre study
P400 Bowel ultrasonography, a non invasive easy-to-use method to predict the need to step-up therapy in inflammatory bowel disease patients
P401 Risk of severe COVID-19 outcomes associated with inflammatory bowel disease medications: Reassuring insights from the United Kingdom PREPARE-IBD multicentre cohort study
P402 Is co-trimoxazole prophylaxis necessary for Inflammatory Bowel Disease patients receiving triple immunosuppression?
P403 Adherence to vaccination recommendations in patients with Inflammatory Bowel Disease: a long way for improving.
P404 Healthcare utilization and expenditures for patients with Ulcerative Colitis on advanced therapies in Germany
P405 Development and validation of a rapid immunoassay for monitoring of ustekinumab concentrations in Inflammatory Bowel Disease patients
P406 A retrospective analysis of the efficacy of vedolizumab on extra-intestinal manifestations in patients with inflammatory bowel disease across five European countries
P407 Thiopurines: use them or lose them? Results of an international survey
P408 Anti-Drug Antibodies Detected in the Presence of Adequate Infliximab Drug Levels In IBD Patients in Clinical Remission have Limited Clinical Significance
P409 Non-invasive predictors of maintaining remission in patients with moderately to severely active Ulcerative Colitis treated with tofacitinib who dose-reduced from tofacitinib 10 mg twice daily to 5 mg twice daily: 6-month data from the double-blind, r
P410 Which patients with established Crohn's disease benefit most from the use of the Patency capsule test prior to small bowel capsule endoscopy?
P411 Baseline Hypertrophy of the Submucosa at intestinal ultrasound predicts Failure of Treatment in patients with ulcerative colitis
P412 Effectiveness of ustekinumab in fistulising perianal Crohn´s disease refractory or intolerant to anti-TNF
P413 Characteristics of the stricture, not the ongoing treatment, influence the outcome of endoscopic dilatation in recurrent Crohn`s disease.
P414 Obesity is associated with a higher risk of immunogenicity to adalimumab, but not to infliximab in patients with Inflammatory Bowel Disease
P415 Paradoxical onset of Takayasu’s arteritis in patients with inflammatory bowel disease treated with anti-tumour necrosis factor-α agents
P416 Use of DXA in children with Inflammatory Bowel Disease – a large single centre study
P417 Long-term deep remission after adalimumab discontinuation in Crohn’s disease patients.
P418 Does capsule endoscopy impact clinical management in established Crohn’s Disease?
P419 Psychological acceptability of surgery in patients with ulcerative colitis after total colectomy
P420 Comparative efficacy and safety of oral ferric maltol in Inflammatory Bowel Disease patients with mild-to-moderate vs. more severe iron deficiency anaemia
P421 Treatment optimization with vedolizumab in treatment-refractory patients with ulcerative colitis and Crohn’s disease – a real-world two-center cohort study
P422 COVID 19 infection in IBD patients treated with biologic therapy-experience from tertiary center in Serbia
P423 Treatment escalation and associated cost in German Ulcerative Colitis patients treated with advanced therapies
P424 Treatment persistence of first-line anti-TNF therapy in patients with inflammatory bowel diseases: results from a real-world study over 20 years
P425 Real-world evidence on effectiveness and safety of vedolizumab therapy for inflammatory bowel disease in Taiwan: Results from the TSIBD registry (VIOLET Study)
P426 Health-Related Quality of Life and Work Productivity in patients with moderate-to-severe Inflammatory Bowel Disease in Argentina: Data from the RISE AR study
P427 Efficacy and safety of vedolizumab and adalimumab in Asian adults with moderately to severely active ulcerative colitis: Post-hoc analysis of the VARSITY trial
P428 Early and Late Fecal Calprotectin Remission - Analysis of a proactive Therapeutic Drug Monitoring Treatment Protocol
P429 Continued postoperative use of biologics for the prevention of recurrence of Crohn’s disease
P430 Prognostic significance of neuropeptide expression in ileal neural plexuses in Crohn’s disease. A retrospective study.
P431 Teduglutide use and nutritional outcomes in short bowel syndrome with intestinal failure: a real-world claims database analysis
P432 MyChart application in addressing Inflammatory Bowel Disease patients’ concerns and impact on service utilisation
P433 Sex-based differences in response to tumor necrosis factor inhibitor induction therapy for ulcerative colitis: a pooled analysis of individual patient-level clinical trials data
P434 Factors associated with medical and psycosocioeconomic changes in IBD during the COVID-19 pandemic and post-pandemic period
P435 The impact of perianal fistula in Crohn’s disease on quality of life: results of a patient survey conducted in Europe
P436 SPOSAB ABP 501 - A Sicilian Prospective Observational Study of Patients with Inflammatory Bowel Disease Treated with Adalimumab Biosimilar ABP 501
P437 Hyperbaric oxygen therapy for Inflammatory Bowel Disease – a systematic review
P438 Maladaptive decision-making is associated with psychological morbidity in people with Inflammatory Bowel Disease.
P439 Effectiveness of Ustekinumab on Crohn's disease associated spondyloartropathy: real-world data from the Sicilian Network for Inflammatory Bowel Diseases (SN-IBD)
P440 First results of the BELCOMID study: BELgian Cohort study of COVID-19 in Immune Mediated Inflammatory Diseases (IMID)
P441 Clinical efficacy, drug sustainability and results from therapeutic drug monitoring in Crohn’s disease patients treated with ustekinumab – 1-year follow-up of a prospective, nationwide, multicenter cohort from Hungary
P442 Serum vedolizumab trough levels are associated with remission rate but not with extra-intestinal manifestations in IBD patients
P443 Haemorrhoidal Artery Ligation – Recto-Anal Repair (HAL-RAR) with mucopexy for grade III hemorrhoids in IBD patients
P444 Fecal calprotectin response to anti-tumor necrosis factor alpha induction and maintenance in Pediatric Inflammatory Bowel Disease
P445 Does The Sequence Matter ? Comparative effectiveness of a second line biologic in patients with Ulcerative Colitis: vedolizumab followed by an anti-TNF versus anti-TNF followed by vedolizumab
P446 Plasma rich in growing factors as treatment for perianal fistulas in Crohn’s disease: unicentre experience.
P447 Combined fibrin glue with infliximab therapy of postoperative anastomotic fistula in patients with Crohn`s disease:A Pilot study
P448 Safety of anti-TNF introduction following tuberculosis treatment in Inflammatory Bowel Disease patients in an endemic area
P449 Cost Effectiveness of a Proactive Therapeutic Drug Monitoring Strategy in Patients with Inflammatory Bowel Disease Receiving Infliximab
P450 Vaccination strategies in Inflammatory Bowel Disease patients: perspective of physicians and patients.
P451 Efficacy and safety of tofacitinib in the treatment of patients with active, moderate to severe, Ulcerative Colitis: a systematic review and meta-analysis
P452 Oral ciclosporin is a convenient, effective and safe rescue therapy in steroid refractory Acute Severe Ulcerative Colitis: A single tertiary centre experience
P453 The use of immunosuppresants is associated with high treatment persistence rates for infliximab and adalimumab as first or second line anti-TNF therapy in patients with inflammatory bowel disease
P454 Treatment with biologics improves disability from Inflammatory Bowel Disease in therapy responders
P455 Tofacitinib Therapy is Effective for Arthralgias Associated with Active Inflammatory Bowel Disease
P456 Ig glycosylation in ulcerative colitis: it's time for new biomarkers
P457 Long-term follow-up of patients with IBD after switching from original adalimumab to adalimumab biosimilar during COVID 19 pandemic
P458 Effectiveness of biological therapy for pouchitis and other inflammatory complications ot the pouch. And the question of a second Anti-TNF after failure? Results from the RESERVO Study of GETECCU.
P459 Change in the expression of SerpinE1, a potential new disease activity marker, reflects therapeutic response in Inflammatory Bowel Disease
P460 Biomarkers reflecting extracellular matrix turnover and inflammation can be used to monitor disease activity and treatment response in patients with Crohn’s disease undergoing infliximab induction therapy
P461 Vedolizumab Dose Escalation in a Real-World Cohort of IBD Patients
P462 Impact of teduglutide, a GLP-2 agonist, on inflammatory bowel disease-associated short bowel syndrome: a tertiary single-center study
P463 COVID-19 vaccination willingness and hesitancy in patients with Inflammatory Bowel Diseases (IBD): analysis of determinants in a national survey of the Italian IBD patients’ association (AMICI Onlus).
P464 Steroid dependency in patients with Ulcerative Colitis treated with advanced therapies in a German real-world-setting
P465 One year endoscopic and histologic outcomes to tofacitinib therapy in refractory ulcerative colitis
P466 Acute Severe Ulcerative Colitis in the modern era: biologic therapy-exposed patients and salvage therapy with intensified infliximab.
P467 Perception Gap between Patients with Inflammatory Bowel Disease (IBD) and Physicians in China: A Cross-sectional Study
P468 Analysis of international spontaneous reporting system databases for safety of corticosteroids in Inflammatory Bowel Disease: The Determinants, Incidence and consequences of Corticosteroid Excess (DICE)-impact study
P469 The PROPER study: interim analysis of a pan-European real-world study of SB5 adalimumab biosimilar after transition from reference adalimumab in patients with Crohn’s disease
P470 Ustekinumab Trough Levels are not Associated with Clinical Response in Inflammatory Bowel Disease Patients
P471 Predictors of bowel damage in long term progression of Crohn’s disease
P472 Payer addressable burden of Crohn’s disease in patients treated with ustekinumab and vedolizumab in the United States
P473 Ustekinumab and vedolizumab influence on cardiovascular risk factors in patients with Inflammatory Bowel Disease
P474 Postoperative infectious complications in patients with Inflammatory Bowel Disease: experience of a tertiary center
P475 Real world data on treatment success and drug persistence in anti-TNF therapy for ulcerative colitis
P476 Effectiveness and safety of ustekinumab in ulcerative colitis: Real-world evidence from the ENEIDA registry
P477 Assessment of treatment sequence and real-world outcomes in patients with Ulcerative Colitis
P478 Effectiveness of ustekinumab dose escalation in Crohn’s disease patients with insufficient response to standard-dose subcutaneous maintenance therapy: an observational multicentre study
P479 Biological therapies and bio-microbial dynamics in inflammatory bowel diseases
P480 Assessing primary response to biologic therapy in Inflammatory Bowel Disease - ‘the when and the how?’
P481 Effectiveness and safety profile of biological therapy in inflammatory bowel disease: real life data from an active pharmacovigilance project
P482 Safety and efficacy of ustekinumab for Crohn’s disease in the elderly population
P483 Infliximab but not adalimumab drug levels predict faecal calprotectin response in Inflammatory Bowel Disease patients on dose-intensified anti-TNF therapy
P484 Remote monitoring allows an individualized approach and showed excellent usability at the infusion unit
P485 Development and implementation of a remote monitoring tool for real-world assessment of mild, moderate and severe infectious complications in Inflammatory Bowel Disease patients
P486 Iron deficiency anaemia in inflammatory bowel disease: Diagnosis, quality of life and iron treatment preferences among European patients
P487 The feasibility of a digital platform for improving disease management among patients with Ulcerative Colitis
P488 The COVID19 pandemic impact on Inflammatory Bowel Disease Patients Management in a Romanian Tertiary Gastroenterology Centre
P489 Rescue treatment with original versus biosimilar infliximab in biologic-naïve patients with moderate-severe Ulcerative Colitis and corticosteroid failure
P490 The impact of the COVID-19 pandemic on gastroenterologists providing care to inflammatory bowel disease patients in Canada: preliminary data of a cross-sectional survey
P491 Infectious risk of vedolizumab compared with other biological agents in the treatment of Inflammatory Bowel Disease
P492 The UC Diet and Antibiotics for Treatment of Mild to Moderate Pediatric Ulcerative Colitis: A prospective open label pilot study
P493 Cost-effectiveness of venous thromboembolism prophylaxis after hospitalization in patients with Inflammatory Bowel Disease
P494 Can Patients Monitor Response To Ustekinumab In The Real World?
P495 The interplay of biopsychosocial factors and quality of life in Inflammatory Bowel Diseases: a network analysis
P496 Efficacy and safety of elective switching of inflammatory bowel disease patients from intravenous to subcutaneous infliximab (IFX): a multi-centre cohort study
P497 The value of endoscopic healing index monitoring for guiding infliximab dosing in patients with Crohn’s disease
P498 Diagnosing and differentiating iron deficiency in inflammatory disorders: still an unsolved mystery?
P499 Use of an Inflammatory Bowel Disease illustrated guide as a patient education tool
P500 Assessing physical activity, fatigue and quality of life in an outpatient cohort of IBD patients
P501 Incidence and therapeutic management/treatment of very early onset inflammatory bowel disease during 2015-2020.
P502 Dietary habits and nutritional status in children and adolescents with Inflammatory Bowel Disease: an italian multicenter case-control study (NUTRIBD study)
P503 Inflammatory bowel disease video-consulting: a satisfaction survey during the second wave of Covid-19 pandemics
P504 Effectiveness and safety of ustekinumab maintenance therapy in 103 patients with real-world ulcerative colitis: A GETAID multicentre cohort study
P505 Early therapeutic drug monitoring after induction therapy with infliximab: correlation with intestinal ultrasound
P506 The Impact of Anxiety in Patients With Inflammatory Bowel Diseases Treated With Biologics during COVID Lockdown. A Comparative Study between Hospitalized and non-hospitalized patients
P507 Vulvar Crohn’s disease: A challenging diagnosis
P508 Dose adjustment in patients with moderate to severe ulcerative colitis: results from year 3 of the UNIFI maintenance study long-term extension
P509 Influence of concomitant immunosuppresives in retention rate in Crohn´s Disease patients under ustekinumab in the SUSTAIN Study
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