Table 1

Specificity, sensitivity, positive and negative predictive values for observer 1 in percentages (95 CI)

Specificity Sensitivity Positive
predictive values
Negative
predictive values
Patients (97)100  (96–100)75  (32–95)100  (60–100)97  (91–99)
Eyes (197)100 (100–100)58 (29–82 )100 (78–100)97 (94–98)
Pooled eyes (285)99 (96–100)67 (57–76)95 (86–99)87 (82–91)