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Table 5 Interobserver agreement

From: Assessment of variceal bleeding in cirrhotic patients: accuracy of multi-detector computed tomography

  No Yes Weighted kappa*
Observer 1    
Observer 2    
 No 34 (40%) 4 (4.7%) 0.88 (0.69–0.95)
 Yes 1 (1.2%) 46 (54.1%) p < 0.001
Observer 3    
 No 35 (41.2%) 13 (15.3%) 0.71 (0.61–0.85)
 Yes 0 (0%) 37 (43.5%) p < 0.001
Observer 4    
 No 35 (41.2%) 6 (7.1%) 0.86 (0.72–0.89)
 Yes 0 (0%) 44 (51.8%) p < 0.001
Observer 2    
Observer 3    
 No 38 (44.7%) 10 (11.8%) 0.77 (0.69–0.85)
 Yes 0 (0%) 37 (43.5%) p < 0.001
Observer 4    
 No 35 (41.2%) 6 (7.1%) 0.79 (0.68–0.88)
 Yes 3 (3.5%) 41 (48.2%) p < 0.001
Observer 3    
Observer 4    
 No 40 (47.1%) 1 (1.2%) 0.79 (0.72–0.81)
 Yes 8 (9.4%) 36 (42.4%) p < 0.001
  1. *Weighted Ƙ Value and 59% CI (confidence interval)