The independent risk factor to the incidence of acute rejection analyzed by multivariate logistic regression.

a, adjusted for recipient's age and recipient's gender;b, adjusted for recipient's age, recipient's gender, number of HLA mismatching, donor type;c, adjusted for recipient's age, recipient's gender, number of HLA mismatching, donor type, number of transplantation, hypertension, and diabetes mellitus.OR, odds ratio; CI, confidence interval.