Table 6: Sensitivity, specificity, PPV and NPV of conventional cytology staining versus staining with P16/Ki67.

Test method

Sensitivity, 95%CI

Specificity, 95%CI

PPV, 95%CI

NPV, 95%CI

Conventional

78.64, 70.24-87.04

75.86, 66.30-85.43

79.41, 71.07-87.75

75.00, 65.38-84.62

P16/Ki67 staining

78.95, 71.03-86.87

94.74, 89.06-100.0

95.74, 91.13-100.0

75.00, 65.82-84.18