Table 2 Diagnostic performance of logistic regression with LASSO for discriminating cytomegalovirus esophagitis from herpes simplex virus esophagitis.
Logistic regression with LASSO | Sen. (%) | Spec. (%) | PPV (%) | NPV (%) | Acc (%) | AUC |
|---|---|---|---|---|---|---|
HSB color model | ||||||
Without clinical factor* (per-ROI/per-image/per-patient) | 100 (0.0) | 100 (0.0) | 100 (0.0) | 100 (0.0) | 100 (0.0) | 1.0 (0.0) |
100 (0.0) | 100 (0.0) | 100 (0.0) | 100 (0.0) | 100 (0.0) | 1.0 (0.0) | |
100 (0.0) | 100 (0.0) | 100 (0.0) | 100 (0.0) | 100 (0.0) | 1.0 (0.0) | |
With clinical factor* (per-ROI/per-image/per-patient) | 100 (0.0) | 100 (0.0) | 100 (0.0) | 100 (0.0) | 100 (0.0) | 1.0 (0.0) |
100 (0.0) | 100 (0.0) | 100 (0.0) | 100 (0.0) | 100 (0.0) | 1.0 (0.0) | |
100 (0.0) | 100 (0.0) | 100 (0.0) | 100 (0.0) | 100 (0.0) | 1.0 (0.0) | |
RGB color model | ||||||
Without clinical factor* (per-ROI/per-image/per-patient) | 71.6 (17.1) | 65.8 (14.7) | 42.0 (7.5) | 88.3 (5.2) | 67.9 (8.8) | 0.737 (0.073) |
76.1 (15.1) | 58.6 (18.8) | 55.6 (11.3) | 81.0 (8.2) | 65.0 (8.4) | 0.709 (0.080) | |
83.2 (16.1) | 61.3 (16.2) | 62.4 (8.6) | 86.3 (10.8) | 70.5 (6.9) | 0.710 (0.091) | |
With clinical factor* (per-ROI/per-image/per-patient) | 73.6 (15.0) | 68.9 (11.0) | 43.7 (8.0) | 89.2 (5.7) | 70.3 (7.0) | 0.761 (0.077) |
75.7 (15.3) | 65.6 (16.8) | 59.8 (10.7) | 82.7 (7.6) | 69.5 (7.4) | 0.746 (0.071) | |
79.6 (14.4) | 71.0 (16.3) | 69.1 (11.4) | 84.4 (8.3) | 74.7 (7.0) | 0.748 (0.079) | |
