Table 2.
Screening performance characteristics of revised trauma score (RTS) and worthing physiological scoring system (WPSS) in prediction of mortality and poor outcome
| Characteristics |
Mortality
|
Poor outcome
|
||
|---|---|---|---|---|
| RTS | WPSS | RTS | WPSS | |
| True positive | 88 | 108 | 109 | 146 |
| True negative | 1972 | 1690 | 1940 | 1675 |
| False positive | 53 | 335 | 32 | 297 |
| False negative | 35 | 15 | 67 | 30 |
| Sensitivity | 71.54 (62.59-79.13) | 87.80 (80.38-92.78) | 61.93 (54.29-69.05) | 82.95 (76.40-88.03) |
| Specificity | 97.38 (96.56-98.01) | 83.45 (81.75-85.04) | 98.38 (97.69-98.87) | 84.94 (83.27-86.47) |
| Positive LR | 27.34 (20.49-36.46) | 5.31 (4.72-5.97) | 38.16 (28.56-54.85) | 5.51 (4.86-6.24) |
| Negative LR | 0.29 (0.22-0.39) | 0.15 (0.09-0.24) | 0.39 (0.32-0.47) | 0.20 (0.14-0.28) |
Data are presented as estimated value and 95% confidence interval. LR: Likelihood ratio.