Table 1 Diagnostic values for both cytological approaches [10]

Sensitivity

81.82%

(95% CI = 59.72 – 94.81%)

Specificity

75.96%

(95% CI = 69.57 – 81.60%)

87.50%

(95% CI = 82.22 – 91.67%)

< 0.001

Positive predictive value

26.47%

(95% CI = 20.86 – 32.96%)

40.91%

(95% CI = 31.48 – 51.06%)

< 0.001

Negative predictive value

97.53%

(95% CI = 94.19 – 98.97%)

97.85%

(95% CI = 94.93 – 99.10%)

n.s.

Accuracy

76.52%

(95% CI = 70.50 − 81.84%)

86.96%

(95% CI = 81.91 − 91.02%)

< 0.001