From: Reporting performance of prognostic models in cancer: a review
 | Articles with risk groups (n = 16) |
---|---|
Presentation of discrimination of model predictions | Â |
   KM for risk groups | 1 |
   Other graphical | 0 |
   % survival probability at fixed time | 2 |
   Index of discrimination (see below) | 11 |
   Log rank | 1 |
   Unspecified P-value | 0 |
No presentation of discrimination | 4 |
Index of discrimination$ | Â |
   c-index | 10 |
   R squared or goodness of fit | 4 |
   D | 0 |
   Other - k (Begg), SEP (Graf) | 2 |
   Reclassification of patient risk | 0 |
Calibration | Â |
   Yes | 2 |
   No | 14 |