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ECCO’25

Congress Statistics

ECCO Congress participation

The bar chart indicates a general upward trend in congress participation, with a short decrease between the years of 2019 and 2022. The peak of the chart is year 2019 with 8034 participants.

ECCO Congress participation 2006-2025 © ECCO

ECCO Congress 2025 – Top 20 countries

The bar chart displays the participation per country. The first three countries are the leading germany (736 participants), United Kingdom and Spain. Followed by United States, Italy, Belgium, Sweden, The Netherlands, France, Switzerland, Austria, Canada, Brazil, Denmark, Ireland, Greece and Australia. The lowest participation is reached by the countries Portugal, Republic of Korea and Japan (with 96 participants) at the tail end.

ECCO Congress participation 2025 – Top 20 countries © ECCO

Net exhibition space in sqm

The bar chart shows an overall upward trend in net exhibition space in sqm between 2007, starting at 422 sqm, and 2019, peaking with 2415 sqm. A brief decline between 2020 and 2023 dropping to 2084 sqm is followed by a rise to 2295 spm in 2024.

Net exhibition space 2025 in m² © ECCO

ECCO Congress 2025 – Professional representation

A pie chart displays an overview of the professions of the participants of ECCO’24. Nearly a third is comprised of physicians, followed by 19% coming from industry. Endoscopist, IBD Nurse and Clinical Research are professions representing around 6-10% each. Fellow/Trainee, Surgeon, Scientist, Paediatrician, Student, Pharmacist, Research nurse and Dietician are reaching from 4% to 1% respectively. A remaining 9.41% is titled „Other“.

ECCO Congress participation 2025 – Professions © ECCO

ECCO Congress 2025 – World regions representation

The pie chart tells that Europe makes out around three quarters of the regions represented at ECCO’24 reaching the number 5481. Around one eighth is shared by North America (721) and the Far East (392). The remaining part consists of South America (259), the Middle East (188), Australia (136), Africa (41) and India (30). 88 have no country specified.

ECCO Congress participation 2025 – World regions © ECCO

Abstracts – Accepted vs. Rejected

Each bar in the bar chart is a compund of rejected abstracts, accepted posters, accepted digital oral presentations and accepted orals. The general ascending trend from around 200 abstracts to nearly 1600 is only briefly dipping 2010, 2021 and 2022. A decline in rejected abstracts as well as an increase in posters is noticable between 2018 and 2024. Digital oral presentations are only starting in 2014 and consistently reach around 90.

Accepted versus rejected abstracts 2007-2025 © ECCO

Abstracts – Category split

The bar chart is comparing submitted abstracts per category and year of congress. As the overall number of submissions rises constantly from 353 in 2008 to 1528 in 2024 the maximum of submissions is steadily reached by the category “Clinical: Therapy & Observation”. This category is reaching 705 submissions in 2024. The categories “Clinical: Diagnosis & Outcome” and “Basic Science” have 399 and 239 submissions respectivly in 2024. “Epidemology” fluctuates around 100, “Genetics” and “Microbiology” around 10 to 50 submissions.

Abstracts 2007-2025 – category split © ECCO