Table 2 Performances of ResNet-50 in Data Set 1 and Data Set 2. Parentheses show 95% CIs.
From: Automatic classification of canine thoracic radiographs using deep learning
Test set | Radiographic finding | AUC | Sensitivity | Specificity | PLR | NLR |
|---|---|---|---|---|---|---|
Data Set 1 | Alveolar pattern | 0.87 (0.78–0.97) | 0.95 (0.64–1) | 0.38 (0.31–0.45) | 1.48 (1.2–1.8) | 0.2(0.01–1.4) |
Data Set 2 | Alveolar pattern | 0.89 (0.86–0.92) | 0.95 (0.9–0.98) | 0.52 (0.38–0.72) | 1.99 (1.8–2.2) | 0.095 (0.04–0.2) |
Data Set 1 | Bronchial pattern | 0.78 (0.66–0.9) | 0.95 (0.66–0.99) | 0.092 (0.04–0.68) | 1.02 (0.9–1.2) | 0.78(0.1–0.54) |
Data Set 2 | Bronchial pattern | 0.69 (0.61–0.76) | 0.96 (0.86–0.99) | 0.20 (0.17–0.24) | 1.2 (1.1–1.3) | 0.2 (0.05–0.8) |
Data Set 1 | Cardiomegaly | 0.92 (0.88–0.97) | 0.95 (0.86–1) | 0.52 (0.43–0.6) | 1.98 (1.7–2.3) | 0.08 (0.02–0.3) |
Data Set 2 | Cardiomegaly | 0.89 (0.86–0.92) | 0.95 (0.91–0.98) | 0.59 (0.54–0.63) | 2.31 (2.1–2.6) | 0.076 (0.03–0.2) |
Data Set 1 | Interstitial pattern | 0.92 (0.9–0.98) | 0.95 (0.52–1) | 0.77 (0.71–0.83) | 3.88 (2.8–5.5) | 0.14 (0.02–0.9) |
Data Set 2 | Interstitial pattern | 0.79 (0.73–0.85) | 0.95 (0.87–1) | 0.44 (0.4–0.48) | 1.72 (1.6–1.9) | 0.09 (0.02–0.3) |
Data Set 1 | Mass | 0.77 (0.68–0.875) | 0.95 (0.74–1) | 0.42 (0.35–0.5) | 1.64 (1.4–1.9) | 0.12 (0.02–0.8) |
Data Set 2 | Mass | 0.66 (0.55–0.77) | 0.95 ( 0.85–1) | 0.11 (0.09–0.14) | 1.1 (1–1.2) | 0.26 (0.04–1.8) |
Data Set 1 | Megaesophagus | 0.78 (0.56–1) | 0.95 (0.42–1) | 0.29 (0.17–0.27) | 1.10 (0.8–1.5) | 0.65(0.1–4.1) |
Data Set 2 | Megaesophagus | 0.80 (0.71–0.90) | 0.95 (0.76–1) | 0.31 (0.27–0.34) | 1.37 (1.2–1.5) | 0.16 (0.02–1.1) |
Data Set 1 | Pleural effusion | 0.96 (0.9–1) | 0.95 (0.64–1) | 0.57 (0.49–0.63) | 2.11 (1.7–2.6) | 0.14 (0.02–0.9) |
Data Set 2 | Pleural effusion | 0.96 (0.93–0.98) | 0.95 (0.73–1) | 0.81 (0.77–0.84) | 4.87(4.0–5.9) | 0.07 (0.01–0.5) |
Data Set 1 | Pneumothorax | 0.88 (0.72–0.96) | 0.95 (0.75–0.98) | 0.40 (0.35–0.34) | 1.56 (1.3–1.6) | 0.24 (0.07–1.8) |
Data Set 2 | Pneumothorax | 0.84 (0.72–0.96) | 0.95 (0.64–0.96) | 0.30 (0.27–0.34) | 1.35 (1.2–1.5) | 0.18 (0.03–1.2) |
Data Set 1 | Unremarkable | 0.88 (0.83–0.92) | 0.95 (0.89–0.98) | 0.63 (0.54–0.73) | 2.62 (2–4.4) | 0.08 (0.04–0.2) |
Data Set 2 | Unremarkable | 0.83 (0.80–0.86) | 0.95 (0.92–0.97) | 0.44 (0.38–0.5) | 1.69 (1.5–1.9) | 0.11(0.07–0.2) |
