Table 2.
Multivariable analyses of prognostic factors by overall survival
| Subject characteristics | Events, n/N (%) | Hazard ratio (95% CI) | P value |
|---|---|---|---|
| Age | |||
| ≤50 | 2/70 (2.86) | 1 (ref) | |
| >50 | 6/90 (6.67) | 2.429 (0.475-12.419) | 0.287 |
| ECOG score | |||
| 0 | 5/115 (4.35) | 1 (ref) | |
| 1 | 2/34 (5.89) | 1.375 (0.255-7.425) | 0.711 |
| 2 | 1/11 (9.09) | 2.200 (0.234-20.717) | 0.491 |
| FIGO stage | |||
| IB | 2/74 (2.70) | 1 (ref) | |
| IIA | 2/37 (5.41) | 2.057 (0.278-15.218) | 0.480 |
| IIB | 1/8 (12.50) | 5.143 (0.413-64.095) | 0.203 |
| IIIA | 0/1 (0) | 0.000 | 1 |
| IIIB | 0/2 (0) | 0.000 | 1 |
| IIIC | 1/33 (3.03) | 1.125 (0.098-12.860) | 0.925 |
| IVA | 2/5 (40.00) | 24.000 (2.467-233.453) | 0.006a |
| Treatment group | |||
| NDP | 1/80 (1.25) | 1 (ref) | |
| DDP | 7/80 (8.75) | 7.575 (0.910-63.068) | 0.061 |
| Cycles received | |||
| 0 | 1/3 (33.33) | 1 (ref) | |
| 1 | 3/15 (20.00) | 0.500 (0.033-7.541) | 0.617 |
| 2 | 1/32 (31.25) | 0.065 (0.003-1.459) | 0.085 |
| 3 | 1/53 (1.89) | 0.038 (0.002-0.863) | 0.040a |
| 4 | 0/40 (0) | 0.000 | 0.997 |
| 5 | 2/17 (11.76) | 0.267 (0.016-4.463) | 0.358 |
a
P value calculated with an adjusted Cox proportional hazards model.