Table 2.
Univariate and multivariate Cox regression analyses of potential risk factors affecting survival and recurrence of ovarian cancer patients after surgery
Factors affecting survival | Number | Survival status | Unadjusted (univariate) | Adjusted (multivariate) | |||
Dead (n) | Alive (n) | HR (95% CI) | P value | HR (95% CI) | P value | ||
1. Histology | |||||||
Non-epithelial | 0.10 | 0.49 | |||||
Tumour | 24 | 1 | 23 | 1 | 1 | ||
Epithelial tumour | 52 | 9 | 43 | 5.81 (0.73–46.22) | 2.22 (0.23–21.34) | ||
2. Treatment | <0.001 | 0.25 | |||||
Surgery | 60 | 3 | 57 | 1 | 1 | ||
Chemotherapy | 16 | 7 | 9 | 10.17 (2.62–39.4) | 2.42 (0.54–10.64) | ||
Variables affecting recurrence | N | Recurrence status | Unadjusted (univariate) | Adjusted (multivariate) | |||
Yes (n) | No (n) | HR (95% CI) | P value | HR (95% CI) | P value | ||
1. Histology | |||||||
Non-epithelial | 24 | 5 | 19 | 1 | 0.05 | 1 | 0.15 |
Epithelial | 52 | 23 | 29 | 2.7 (1.02–7.30) | 2.36 (0.74–7.51) | ||
2. Treatment | |||||||
Surgery | 60 | 16 | 44 | 1 | <0.001 | 1 | 0.42 |
Chemotherapy | 16 | 12 | 4 | 4.3 (2.01–9.31) | 1.44 (0.60–3.48) | ||
3. Stages | |||||||
Early stage | 38 | 3 | 35 | 1 | <0.001 | 1 | <0.001 |
Advanced stage | 38 | 25 | 13 | 14.1 (4.21–47.4) | 12.6(3.49–45.49) |