TABLE 5.
Bivariate logistic regression model of composite score category and either CT and/or NG (n = 496)a
Predictor of CT and/or NG | No. | % | Odds ratio | Lower 95% CI | Upper 95% CI | P value |
---|---|---|---|---|---|---|
Score category | ||||||
Low (0–1) | 10 | 8 | 0.44 | 0.21 | 0.87 | 0.02 |
Mid (2–3) | 51 | 16 | Ref | |||
High (4+) | 21 | 48 | 4.85 | 2.49 | 9.44 | <0.01 |
NPV (low score) | 0.92 | |||||
PPV (high score) | 0.48 |
CI, confidence interval; NPV, negative predictive value; PPV, positive predictive value; ref, reference group.