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Sensitivity and Specificity for Each Keratoconjunctivitis Sicca Clinical Sign or Test in the Entire Cohort With OSS Separated Into Its Components, Lissamine and Fluorescein
| Ocular Clinical Sign or Test | Sensitivity (95% CI) | Specificity (95% CI) |
|---|---|---|
| TBUT < 10 s | 98.9% (97.7%–99.5%) | 29.1% (26.5%–31.7%) |
| Fluorescein ≥ grade 3 | 82.6% (78.9%–85.7%) | 88.8% (85.3%–91.6%) |
| Lissamine ≥ grade 3 | 90.5% (87.2%–93.0%) | 73.0% (69.6%–76.2%) |
| Schirmer I ≤ 5 mm/5 min | 49.8% (46.7%–52.9%) | 88.1% (86.1%–89.8%) |
