Retrospective Cohort Study
Copyright ©The Author(s) 2020.
World J Gastrointest Endosc. Dec 16, 2020; 12(12): 542-554
Published online Dec 16, 2020. doi: 10.4253/wjge.v12.i12.542
Table 1 Profile of the forty patients with Crohn’s disease presenting at pre-treatment

Pre-treatment cohort (n = 40)
Demographics
Age at AMAT [yr (IQR)]27 (24-39)
Sex [M (%)]22 (55%)
Duration of disease [yr (IQR)]3 (1-8)
Time between diagnosis and stricture [yr (IQR)]2.5 (0-6)
Number of strictures
Single strictures, n (%)34 (85)
Multiple strictures, n (%)6 (15)
Symptoms
Y, n (%)39 (98)
Abdominal pain, n (%)31 (78)
Diarrhoea, n (%)21 (53)
Fatigue, n (%)6 (15)
Weight loss, n (%)5 (13)
Vomiting, n (%)4 (10)
Constipation, n (%)2 (5)
Pathology
CRP [mg/L (IQR)]19 (11-92)
ESR [mm/h (IQR)]12 (5-27)
Area of involvement
ICV, n (%)19 (48)
TI, n (%)20 (50)
ICV + TI, n (%)1 (3)
Concomitant medication
Y, n (%)31 (78)
N, n (%)9 (23)