Table 1 Subgroup analysis and the pooled HR for patients
Outcomes | No. of studies | Heterogeneity (I2), % | HR (95% CI) | p for heterogeneity |
|---|---|---|---|---|
OS | ||||
 Post-transplantation in CR | 3 | 63.3 | 0.36 (0.17, 0.76) | 0.066 |
 At transplantation in CR | 7 | 47.6 | 0.43 (0.29, 0.63) | 0.076 |
 Over 50 | 10 | 61.4 | 1.03 (1.01, 1.05) | 0.006 |
 PBSC | 4 | 66.7 | 1.02 (0.53, 1.96) | 0.029 |
 aGVHD | 3 | 0 | 2.25 (1.55, 3.27) | 0.814 |
 cGVHD | 4 | 39.4 | 0.32 (0.19, 0.55) | 0.175 |
PFS | ||||
 Post-transplantation in CR | 5 | 0 | 0.30 (0.23, 0.39) | 0.609 |
 At transplantation in CR | 7 | 35.7 | 0.59 (0.44, 0.78) | 0.156 |
 Over 50 | 8 | 69.4 | 1.04 (1.01, 1.08) | 0.002 |
 PBSC | 3 | 47.2 | 0.80 (0.45, 1.42) | 0.150 |
 aGVHD | 2 | 0 | 1.27 (0.84, 1.94) | 0.660 |
 cGVHD | 5 | 39.5 | 0.45 (0.29, 0.69) | 0.158 |