Table 4.
Results from multivariable prediction models of tumours—cut-points, model fit statistics, and receiver operating characteristic curve statistics among individuals in the study population with complete data on all considered factors (n=39).
| Factors(#) | Model | Factors in model | Cut-point | c-statistic | Correctly predicted | Sensitivity (95% CI) | Specificity (95% CI) | False Positives | False Negatives |
|---|---|---|---|---|---|---|---|---|---|
| 0.943 | 85.7 % | 78.6 % | 88.9 % | 3 | 3 | ||||
| 1 | A | 1. Peripheral T (nmol/L) | 4.51 | (49.2–95.3%) | (70.8–97.6%) | ||||
| 2 | B | 1. Peripheral T (nmol/L) | 4.51 | 0.950 | 92.7 % | 92.9 % (66.1–99.8%) |
92.6 % (75.7–99.1%) |
2 | 1 |
| 2. Peripheral F (nmol/L) | 455.24 | ||||||||
| 3 | C | 1. Peripheral T (nmol/L) | 4.51 | 0.959 | 92.7 % | 92.9 % (66.1–99.8%) |
92.6 % (75.7–99.1%) |
2 | 1 |
| 2. Peripheral F (nmol/L) | 455.24 | ||||||||
| 3. Peripheral A (nmol/L) | 14.48 | ||||||||
| 2+* | D | 1. Peripheral T ≥4.51 nmol/L | ~ | 0.982 | 97.6 % | 100 % (76.8–100.0%) |
96.4 % (81.0–99.9%) |
0 | 1 |
| 2. Peripheral F >281.42 nmol/L | ~ | ||||||||
| 3. Interaction |
*
best-fit model