Skip to main content
. 2021 Sep 16;61(11):652–660. doi: 10.2176/nmc.oa.2021-0124

Table 3. Index for patient-based analysis without AI and with AI of five nonspecialists.

Without AI With AI
Rater 6 Rater 7 Rater 8 Rater 9 Rater 10 Rater 6 Rater 7 Rater 8 Rater 9 Rater 10
TP 130 130 132 131 131 130 132 133 132 132
FP 5 2 2 0 10 5 2 1 0 7
FN 5 5 3 4 4 5 3 2 3 3
TN 191 194 194 196 186 191 194 195 196 189
Sensitivity* 0.96 0.96 0.98 0.97 0.97 0.96 0.98 0.99 0.98 0.98
Specificity 0.97 0.99 0.99 1.00 0.95 0.97 0.99 0.99 1.00 0.96
Accuracy 0.97 0.98 0.98 0.99 0.96 0.97 0.98 0.99 0.99 0.97
Precision 0.96 0.98 0.99 1.00 0.93 0.96 0.99 0.99 1.00 0.95
F** 0.96 0.97 0.98 0.98 0.95 0.96 0.98 0.99 0.99 0.96
MCC 0.94 0.96 0.97 0.98 0.91 0.94 0.97 0.98 0.98 0.94

Raters 6 to 10 are nonspecialists.

AI: artificial intelligence, F: F-measure, FN: false negative, FP: false positive, MCC: Matthews correlation coefficient, TN: true negative, TP: true positive.

*p-value = 0.034, **p-value = 0.049.