Effects of factors on survival
| Parameters . | No. of patients . | No. of deaths . | Univariate analysis . | |
|---|---|---|---|---|
| HR (95%CI) . | P* . | |||
| Sex | ||||
| Female | 100 | 12 | 1 | |
| Male | 75 | 4 | 2.1 (0.6-8.3) | .27 |
| Age, years | ||||
| 15-50 | 98 | 8 | 1 | |
| 50-70 | 77 | 8 | 2.6 (0.7-10) | .16 |
| Leukocyte count, × 109/L | ||||
| Less than 10.0 | 138 | 11 | 1 | |
| 10.0 or higher | 37 | 5 | 2.8 (0.8-10) | .11 |
| Platelet count, × 109/L | ||||
| Less than 40 | 112 | 12 | 1 | |
| 40 or higher | 63 | 4 | 0.2 (0.03-1.8) | .16 |
| Induction therapy | ||||
| Group A | 58 | 1 | 1 | |
| Group AD | 33 | 4 | 3.8 (0.3-41) | .28 |
| Group B, BD | 45 | 5 | 2.8 (0.3-31) | .4 |
| Group C | 39 | 6 | 8.9 (1.0-76) | .05 |
| Maintenance chemotherapy | ||||
| No maintenance | 86 | 3 | 1 | |
| Maintenance | 89 | 13 | 8.6 (1.1-68) | .04 |
| Parameters . | No. of patients . | No. of deaths . | Univariate analysis . | |
|---|---|---|---|---|
| HR (95%CI) . | P* . | |||
| Sex | ||||
| Female | 100 | 12 | 1 | |
| Male | 75 | 4 | 2.1 (0.6-8.3) | .27 |
| Age, years | ||||
| 15-50 | 98 | 8 | 1 | |
| 50-70 | 77 | 8 | 2.6 (0.7-10) | .16 |
| Leukocyte count, × 109/L | ||||
| Less than 10.0 | 138 | 11 | 1 | |
| 10.0 or higher | 37 | 5 | 2.8 (0.8-10) | .11 |
| Platelet count, × 109/L | ||||
| Less than 40 | 112 | 12 | 1 | |
| 40 or higher | 63 | 4 | 0.2 (0.03-1.8) | .16 |
| Induction therapy | ||||
| Group A | 58 | 1 | 1 | |
| Group AD | 33 | 4 | 3.8 (0.3-41) | .28 |
| Group B, BD | 45 | 5 | 2.8 (0.3-31) | .4 |
| Group C | 39 | 6 | 8.9 (1.0-76) | .05 |
| Maintenance chemotherapy | ||||
| No maintenance | 86 | 3 | 1 | |
| Maintenance | 89 | 13 | 8.6 (1.1-68) | .04 |
Factors affected on survival were analyzed by the Cox hazard regression model.