Table 5

Accuracy (% Correct vs Gold Standard*) in grading optic nerve images from different sources: the effect of additional one-one training for DR graders after the online course

Source of
Images
Number of images% Post-training score of graders after online course
Mean±SD
(A)
(n=43)
% Post-training score of graders after additional focused one-one training, Mean±SD
(B)
(n=43)
P value
(A vs B)
% Scores of ophthalmologists Mean±SD
(C)
(n=29)
P value
(B vs C)
GONE website
 Easy859.2±17.660.0±21.60.936465.1±21.90.6463
 Moderate844.2±19.448.7±21.90.670248.1±17.80.9529
 Hard747.7±22.549.7±25.80.879746.2±21.80.7886
Orbis Vietnam DR programme1970.3±12.069.8±14.80.909670.3±18.20.9265
NICOLA population-based study in Northern Ireland1158.7±16.966.7±14.80.251455.2±22.10.1670
Other images illustrating specific findings451.9±24.156.1±26.40.822057.5±23.40.9393
**Total6055.8±12.660.3±16.40.157358.7±15.40.6422