Table 4.
Statistical parameters differentiating between peripheral lung cancer and PIPT
| Feature | Peripheral Lung Cancer | PIPT | AUC | Confidence Interval (%) | Sensitivity(%) | Specificity(%) | Cutoff-Value | Youden-Index | ||
|---|---|---|---|---|---|---|---|---|---|---|
| IQR | median | IQR | median | |||||||
| F1 | 0.0429 | 0.7334 | 0.0874 | 0.7913 | 0.730 | 55.74 ~ 90.29 | 80.95 | 76.19 | 0.7657 | 0.5714 |
| F2 | 0.1056 | 0.6783 | 0.1218 | 0.7846 | 0.726 | 56.02 ~ 89.11 | 80.95 | 66.67 | 0.7401 | 0.4762 |
| F3 | 0.1399 | 0.0738 | 0.1480 | 0.2719 | 0.800 | 69.04 ~ 96.94 | 90.00 | 70.59 | 0.2047 | 0.6059 |
| F4 | 0.1889 | −0.0284 | 0.2054 | 0.1434 | 0.806 | 71.76 ~ 97.85 | 88.89 | 68.75 | 0.0246 | 0.5764 |
| F5 | 0.1965 | 0.2102 | 0.1405 | 0.3946 | 0.774 | 61.64 ~ 0.9306 | 90.48 | 65.00 | 0.3589 | 0.5548 |
| F6 | 0.1370 | 0.0223 | 0.1438 | 0.1954 | 0.754 | 61.65 ~ 93.45 | 84.21 | 72.22 | 0.1234 | 0.5643 |
| F7 | 0.1467 | −0.0576 | 0.2119 | 0.410 | 0.718 | 58.29 ~ 91.37 | 73.68 | 76.47 | −0.0316 | 0.5015 |
| Mean1 | 0.1500 | 0.2280 | 0.1403 | 0.4112 | 0.800 | 77.01 ~ 98.50 | 95.24 | 71.43 | 0.3512 | 0.6667 |
| Mean2 | 0.1647 | 0.1211 | 0.1504 | 0.2990 | 0.753 | 58.75 ~ 91.82 | 85.71 | 76.19 | 0.1855 | 0.6190 |
| Mean3 | 0.1372 | 0.2362 | 0.1453 | 0.3776 | 0.751 | 58.65 ~ 91.46 | 90.48 | 61.90 | 0.3055 | 0.5238 |
| F8 | 0.0436 | −0.3821 | 0.1112 | −0.4560 | 0.726 | 55.63 ~ 89.49 | 95.24 | 57.14 | −0.4461 | 0.5238 |
| F9 | 0.0409 | −0.2944 | 0.1154 | 0.3496 | 0.878 | 77.01 ~ 98.50 | 80.95 | 90.48 | −0.3106 | 0.7143 |
| F10 | 0.0506 | −0.3605 | 0.0892 | −0.4266 | 0.864 | 75.06 ~ 97.73 | 71.43 | 100.00 | −0.3813 | 0.7143 |
| F11 | 0.0389 | −0.2849 | 0.1490 | −0.3602 | 0.723 | 55.99 ~ 88.68 | 95.24 | 52,38 | −0.3602 | 0.4762 |
| Mean4 | 0.0329 | −0.3328 | 0.0751 | −0.3978 | 0.841 | 71.78 ~ 96.48 | 90.48 | 76.19 | −0.3624 | 0.6667 |
| F12 | 0.0428 | 0.8997 | 0.0692 | 0.9302 | 0.780 | 63.75 ~ 92.26 | 85.71 | 66.67 | 0.9175 | 0.5238 |
| F13 | 0.0190 | 0.9330 | 0.0450 | 0.9623 | 0.739 | 58.18 ~ 89.66 | 85.71 | 66.71 | 0.9567 | 0.5238 |
| F14 | 0.0378 | 0.8930 | 0.0788 | 0.9202 | 0.717 | 55.49 ~ 87.82 | 71.43 | 71.43 | 0.8975 | 0.4286 |
| Mean5 | 0.0244 | 0.9065 | 0.0625 | 0.9419 | 0.751 | 60.00 ~ 90.12 | 85.71 | 61.91 | 0.9252 | 0.4762 |
| F15 | 115 | 346 | 189 | 494 | 0.717 | 54.55 ~ 88.36 | 76.19 | 71.43 | 400.0000 | 0.4762 |
| F16 | 0.1460 | 0.5928 | 0.4127 | 0.2817 | 0.785 | 63.38 ~ 93.54 | 95.24 | 71.43 | 0.3259 | 0.6667 |
| F17 | 0.1063 | 0.3569 | 0.2001 | 0.2136 | 0.739 | 58.48 ~ 89.37 | 85.71 | 57.14 | 0.2454 | 0.4286 |
| F18 | 0.0953 | 1.1904 | 0.5439 | 1.5253 | 0.785 | 63.38 ~ 93.54 | 95.24 | 71.43 | 1.3783 | 0.6667 |
| F10 | 0.0680 | 0.8400 | 0.2671 | 0.6556 | 0.785 | 63.38 ~ 93.54 | 95.24 | 71.43 | 0.6882 | 0.6667 |
| F20 | 1.7698 | 2.9145 | 5.3141 | 4.5316 | 0.710 | 54.38 ~ 87.57 | 66.67 | 76.19 | 2.9718 | 0.4286 |
Note: F1-GLCM-333-1-correlation, F2-CLCM-45-1-correlation, F4-GLCM-45-4-corr-elation, F6-GLCM-45-7 correlation, F6-GLCM-90-7-correlation, F7-CLCM-135-7-correlation, F8-GLCM-0-1-information-measure corr1, F9-GLCM-45-1-information measure corr1, F10-GLCM-90–1-information measure corr1, F11-GLC-M-135-1-information measure corr1, F12-GLCM-45-1-information measure corr2, F13-IGLCM-information measure-90–1-information corr2, F14-GLCM-135-1-information corr2, F15-IH-range, F16-shape-compactness2, F17-shape-roundness, F19-shape-sphericity, F20-shape-surface area density, mean1-mean(F2+ … … + F4), mean2-mean(F5+ … … F6), mean3-mean(F1+ … … F7), mean4-mean(F8+ … … F11), mean5-mean(F12+ … … + F14)