Table 1 Overall sensitivity, specificity, positive predictive value, and negative predictive value with corresponding 95% confidence intervals (95% CI) of BM, US and SD-OCT for detecting complete PVD in different vitreo-macular interface conditions
Total eyes | Intraoperative PVD (%) | Positive eyes (FP) | Negative eyes (FN) | Sensitivity (95% CI) | Specificity (95% CI) | Positive predictive value (95% CI) | Negative predictive value (95% CI) | |
|---|---|---|---|---|---|---|---|---|
Biomicroscopy | 123 | 31 (25.2) | 32 (17) | 91 (16) | 48.4 (30.2–66.9) | 81.5 (72.1–88.9) | 46.9 (29.1–65.3) | 82.4 (73.0–89.6) |
Ultrasonography | 123 | 31 (25.2) | 28 (9) | 95 (12) | 61.3 (42.2–78.2) | 90.2 (82.2–95.4) | 67.9 (47.6–84.1) | 87.4 (79.0–93.3) |
SD-OCT | 123 | 31 (25.2) | 30 (13) | 93 (14) | 54.8 (36.0–72.7) | 85.9 (77.0–92.3) | 56.7 (37.4–74.5) | 84.9 (76.0–91.5) |