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Table 2 Receiver operating characteristic curves for the OSI, PVA100%, PVA20%, PVA10%, MTF and Strehl ratio

From: Utility of the optical quality analysis system for decision-making in cataract surgery

  Cut-off point Sensitivity Specificity J-index AUC (95% CI) p-value
BCVA (logMAR) 0.2600 70.6% 95.2% 0.650 0.900 (0.847–0.953) <  0.001*
MTF 16.15 79.3% 72.1% 0.514 0.805 (0.733–0.876) <  0.001*
OSI value 2.35 83.9% 84.6% 0.685 0.902 (0.853–0.951) <  0.001*
Strehl ratio 0.0955 71.0% 78.8% 0.498 0.800 (0.727–0.873) <  0.001*
PVA100% (logMAR) 0.2600 79.0% 71.7% 0.507 0.828 (0.761–0.896) <  0.001*
PVA20% (logMAR) 0.4600 64.5% 79.2% 0.437 0.749 (0.666–0.833) < 0.001*
PVA10% (logMAR) 0.6600 80.6% 62.3% 0.429 0.791 (0.720–0.862) < 0.001*
  1. AUC area under the curve, 95% CI 95% confidence interval, BCVA best corrected visual acuity, MTF modulation transfer function, OSI objective scatter index, PVA predicted visual acuity
  2. *statistically significant