Table 3—

Test statistics for the detection of retinopathy by retinal photography compared with retinoscopy

Vision-threatening retinopathy
Any retinopathy
Type 1Type 2OverallType 1Type 2Overall
Sensitivity92.310095.283.681.182.5
Specificity98.699.399.176.392.187.7
Positive predictive value85.777.882.668.968.368.8
Negative predictive value99.310099.888.196.093.9
Agreement (weighted κ)0.700.710.710.690.710.71
  • Data are %, unless otherwise indicated.