Performance of the Montreal classification for inflammatory bowel diseases

Table 3 Percentages of correct answers according to the “expert evaluation” for overall and divided for different professions

	Overall correct answers	Gastroenterologist	Gastroenterologist in training	IBD-nurse
Age of onset	94.0%	94.2%	96.8%	86.0%
Diagnosis	96.9%	96.0%	96.0%	98.8%
CD disease Localization	94.0%	90.6%	93.8%	97.5%
CD upper gastrointestinal	91.3%	95.6%	94.0%	84.2%
CD perianal disease	98.0%	99.4%	98.0%	96.7%
CD Disease behavior	92.4%	92.4%	94.8%	90.0%
CD severity (mild, moderate, severe)	73.9%	68.7%	72.9%	80.0%
UC disease extent	84.0%	89.3%	85.2%	77.5%
UC disease severity colitis	50.7%	53.9%	50.7%	47.5%
EIM	82.1%	82.1%	85.8%	78.5%

EIM: Extra-intestinal manifestations; CD: Crohn’s disease; UC: Ulcerative colitis.