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Table 1 Demographic and disease characteristics of patients diagnosed between June 2003 and December 2009 (Group 1) and January 2010–June 2016 (Group 2)

From: Changing phenotype, early clinical course and clinical predictors of inflammatory bowel disease in Sri Lanka: a retrospective, tertiary care-based, multi-centre study

Characteristic Group 1 (n = 100) Group 2 (n = 275) p value
Overall (n = 375)    
Male gender 50 (50.0) 138 (51.2) 0.83
Age at diagnosis (mean, SD) 46.0 (14.5) 43.6 (16.6) 0.19
Ulcerative colitis 77 (77.0) 150 (54.5)  < 0.01
Crohn's disease 23 (23.0) 125 (45.5)  < 0.01
Ulcerative colitis (n = 227)    
Complicated disease (CompD) 29 (36.2) 40 (32.0) 0.14
Treatment refractory disease (TRD) 4 (5.2) 17 (13.6) 0.05
Disease extent—proctitis 11 (14.3) 29 (19.3) 0.35
Disease extent—left sided colitis 38 (49.4) 87 (58.0) 0.22
Disease extent—extensive colitis 28 (36.4) 34 (22.7) 0.02
Crohn’s disease (n = 148)    
Complicated disease (CompD) 14 (60.8) 34 (27.6) 0.07
Treatment refractory disease (TRD) 4 (17.4) 20 (16.4) 0.91
Disease extent—confined to ileum 4 (17.4) 29 (24.6) 0.46
Disease extent—confined to colon 3 (13.0) 32 (27.1) 0.15
Disease extent—ileocolonic disease 15 (65.2) 57 (48.3) 0.14
Perianal disease 7 (30.4) 28 (22.8) 0.43
Disease behaviour—inflammatory 16 (69.5) 105 (84.0) 0.10
Disease behaviour—stricturing 6 (26.1) 5 (4.0)  < 0.01
Disease behaviour—fistulating 1 (4.3) 15 (12.0) 0.28
  1. Values are reported as number (percentages). p values obtained using Chi2 test for binary variables
  2. Bold values indicate significant at p < 0.05