a favorable trendP =0.005
In addition, both overall survival and leukemia-free survival rates showed a favorable trend toward the CAR T-cell+SCT group, respectively (hazard ratio, 0.44; 95% CI, 0.25–0.77; P =0.005; I 2 =0%; evidence, low; and hazard ratio, 0.29; 95% CI, 0.17–0.49; P <0.00001; I 2 =0%; evidence, low).