Table 2 Comparison of the concordance rates of active disease assessed by sigmoidoscopy and colonoscopy
From: Efficacy of sigmoidoscopy for evaluating disease activity in patients with ulcerative colitis
Active disease (MES ≥ 2) N = 500 | Colonoscopy | Active disease (UCEIS ≥ 5) N = 500 | Colonoscopy | ||||
|---|---|---|---|---|---|---|---|
Yes | No | Yes | No | ||||
Sigmoidoscopy | Yes | 164 | 0 | Sigmoidoscopy | Yes | 83 | 0 |
No | 23 | 313 | No | 12 | 405 | ||
k(kappa) = 0.899, r(spearman) = 0.904, p < 0.001, | k(kappa) = 0.918, r(spearman) = 0.921, p < 0.001 | ||||||