Fig. 3From: Epidemiological characteristics and risk factors of obstetric infection after the Universal Two-Child Policy in North China: a 5-year retrospective study based on 268,311 casesMultivariate logistic regression analysis of obstetric infection before and after Universal Two-Child Policy Hebei Province. Taking obstetric infection as the dependent variable, assignment: obstetric infection = 1, non-obstetric infection = 0. Among the independent variables, we use the independent variable assigned a value of 0 in Table 4 as the control group.Back to article page