Table 6

Interpretation of differences in visual functioning and quality of life scores among unoperated and operated groups

Baseline stateTarget state (VF effect size)Target state (QOL effect size)
Cataract operatedNormal visionCataract operatedNormal vision
Severely impaired−0.61.0−0.70.8
Cataract operated0.01.20.01.1
Moderate blindness0.72.10.31.5
Severe blindness1.43.10.82.1