HPV at two time periods | Pathology | Sensitivity (95%CI) | Specificity (95%CI) | Negative predictive value (95%CI) | Positive predictive value (95%CI) | |
CIN2+n (%) | ≤CIN1 n (%) | |||||
Two days | ||||||
HPV positive | 101 (19.77) | 314 (61.45) | 95.28 (92.14–98.42) | 22.47 (19.33–25.61) | 94.79 (91.65–97.93) | 24.34 (21.20–27.48) |
HPV negative | 5 (0.98) | 91 (17.81) | ||||
Two weeks | ||||||
HPV positive | 96 (18.79) | 291 (56.95) | 90.57 (86.65–94.49) | 28.15 (24.23–32.07) | 91.94 (88.02–95.86) | 24.81 (20.89–28.73) |
HPV negative | 10 (1.96) | 114 (22.31) | ||||
P value | 0.227 | 0.001 | 0.436 | 0.878 |