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Table 3 Sensitivity, specificity, positive (PPV) and negative (NPV) predictive values, and odds ratio (OR) with 95% confidence interval (95%CI) of the provider-collected (Provider) or self-collected (Self) specimen tested for HPV or visual inspection after acetic acid (VIA) for high-grade cervical abnormalities for women living with HIV

From: A comparison of screening tests for detection of high-grade cervical abnormalities in women living with HIV from Cameroon

  Provider Self VIA
Estimate 95%CI Estimate 95%CI Estimate 95%CI
Sensitivity 95.9% 86.0–99.5% 91.7% 80.4–97.7% 44.9% 30.7–59.8%
Specificity 57.5% 52.8–62.2% 51.6% 46.8–56.4% 89.7% 86.5–92.4%
PPV 20.2% 15.2–25.4% 17.5% 13.1–22.7% 32.8% 21.8–44.5%
NPV 99.2% 97.2–99.9% 98.3% 95.6–99.5% 93.6% 90.8–95.7%
OR 31.8 7.6–132.7 12.0 4.2–33.9 7.1 3.7–13.5