Observer
|
TP
|
TN
|
FP
|
FN
|
SE (%)
|
SP (%)
|
AU (%)
|
PPV (%)
|
NPV (%)
|
---|
P1 (ref)
|
28
|
56
|
12
|
4
|
87.5
|
82.4
|
85.0
|
70.0
|
93.3
|
P2
|
30
|
48
|
20
|
2
|
93.81
|
70.62
|
82.2
|
60.0
|
96.01
|
P3
|
24
|
54
|
14
|
8
|
75.0
|
79.4
|
77.2
|
63.2
|
87.1
|
P4
|
23
|
65
|
3
|
9
|
71.9
|
95.61
|
83.8
|
88.51
|
87.8
|
P5
|
22
|
54
|
14
|
10
|
68.8
|
79.4
|
74.1
|
61.1
|
84.4
|
Mean (P2–P5)
|
24.8
|
55.3
|
12.8
|
7.3
|
77.4
|
81.3
|
79.4
|
68.2
|
88.8
|
-
TP true positive, TN true negative, FP false positive, FN false negative, SE sensitivity, SP specificity, AU = AUROC = accuracy = (SE+SP)/2, PPV positive predictive value, NPV negative predictive value, ASC-H+ = ASC-H and HSIL, CIN2+ = CIN2, CIN3 and cancer
-
1Significantly higher than the average for P2–P5 (p<0.05)
-
2Significantly lower than the average for P2–P5 (p<0.05)