Table 5.
Multivariate models for disease specific survival and disease free survival
| Disease specific survival | Disease free survival | |||||
|---|---|---|---|---|---|---|
| Variable | Category (*1) | N | HR (*2) | 95 % CI | HR | 95 % CI |
| < 0.488 | 45 | Ref | Ref | |||
| ADCmin | > 0.488 | 21 | 4.4 | 1.1–18.5 (p = 0.043) | 3.6 | 1.1–12.1 (p = 0.035) |
| < 0.827 | 25 | Ref | Ref | |||
| ADCmean | > 0.827 | 41 | 277.3 | 0.0–2.7 (p = 0.963) | 4.9 | 0.6–39.5 (p = 0.138) |
| < 1.838 | 51 | Ref | Ref | |||
| ADCmax | > 1.838 | 15 | 4.3 | 1.0–19.3 (p = 0.056) | 2.1 | 0.6–7.3 (p = 0.255) |
| < 0.148 | 16 | Ref | Ref | |||
| ADCdev | > 0.148 | 50 | 202.5 | 0.0–2.4 (p = 0.969) | 2.7 | 0.4–21.1 (p = 0.354) |
HR hazard ratio, CI confidence interval, Ref reference
(*1) Cutoff values were defined by ROC curve analysis
(*2) Each model was adjusted by FIGO staging (I/II vs III/IV)