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Table 3 Inter-observer agreement in the rating of mucosal lesion characterising ulcerative colitis

From: Inter-observer agreement in the assessment of endoscopic findings in ulcerative colitis

  Exp Inexp  
Endoscopic findings κ CI κ CI p-value
Vascular pattern 0.51 0.38–0.66 0.38 0.26–0.50 0.05
Erythema 0.61 0.48–0.75 0.51 0.39–0.63 N.S.
Oedema 0.65 0.52–0.78 0.53 0.42–0.63 N.S.
Granularity 0.68 0.56–0.81 0.60 0.49–0.72 N.S.
Blood in lumen 0.76 0.65–0.88 0.57 0.46–0.69 <0.05
Erosions 0.81 0.71–0.92 0.51 0.39–0.63 <0.05
Ulcerations 0.80 0.69–0.91 0.65 0.55–0.76 <0.05
Friability 0.85 0.76–0.94 0.57 0.46–0.69 <0.05
Grade of inflammation 0.97 0.92–1.00 0.79 0.71–0.49 <0.05