Variable | Exact agreement, number of eyes (%) | Within one step, number of eyes (%) | Kappa (95 % CI) | wKappa (95 % CI) |
---|---|---|---|---|
Presence and extent of chorioretinal lesionsa | 60 (78 %) | 70 (90.9 %) | 0.62 (0.48, 0.76) | 0.73 (0.60, 0.87) |
Presence of retinal thickeningb | 55 (71 %) | 69 (89.6 %) | 0.54 (0.40, 0.69) | 0.69 (0.55, 0.83) |
Retinal thickening at centerc | 59 (77 %) | 68 (88.3 %) | 0.60 (0.46, 0.75) | 0.71 (0.57, 0.85) |
Presence and type of epiretinal membraned | 55 (71 %) | 71 (92.2 %) | 0.62 (0.48, 0.75) | 0.78 (0.67, 0.88) |