Foot lesion | Cut off 40 | Cut off 35 | ||||||
---|---|---|---|---|---|---|---|---|
Run 1 + ve | Run 1 -ve | Run 2 + ve | Run 2 -ve | Run 1 + ve | Run 1 -ve | Run 2 + ve | Run 2 -ve | |
aprB2 | ||||||||
Positive | 0 | 21 | 2 | 19 | 0 | 21 | 0 | 21 |
Negative | 18 | 279 | 10 | 287 | 4 | 293 | 4 | 293 |
Specificity | 93.90% | 96.60% | 98.70% | 98.70% | ||||
McNemars two tailed p value | 0.7488 | 0.1374 | 0.0014 | 0.0014 | ||||
aprB2 cut off agreement | ||||||||
Run 2 + ve | 5 | 7 | 4 | 0 | ||||
Run 2 -ve | 13 | 293 | 0 | 314 | ||||
Kappa | 0.302 | “fair” | 1 | “perfect” | ||||
aprV2 | ||||||||
Positive | 4 | 17 | 4 | 17 | 4 | 17 | 4 | 17 |
Negative | 10 | 287 | 15 | 282 | 5 | 292 | 5 | 292 |
Specificity | 96.60% | 94.90% | 98.30% | 98.30% | ||||
McNemars two tailed p value | 0.2482 | 0.8597 | 0.019 | 0.019 | ||||
aprV2 cut off agreement | ||||||||
Run 2 + ve | 12 | 7 | 9 | 0 | ||||
Run 2 -ve | 2 | 297 | 0 | 309 | ||||
Kappa | 0.713 | “good” | 1 | “perfect” |