Fig. 3

The receiver operating characteristic (ROC) curve using metrics derived from the simultaneous real-time analysis system in the discrimination of eyes with dry eye disease from normal controls. a Using each metric alone; b Using combined metrics. AUC, area under curve; OSI, objective scatter index; VMR, visual maintenance ratio; OSI-MR, OSI maintenance ratio; VA-BUT, visual acuity break-up time; OSI-BUV, OSI break-up value