Abstract: In order to reveal the related factors of female bus workers reproductive results,the retrospective study and the non-conditiional logistic regression analysis were used in the 451 female bus workers and 460 controls to analysis the relationship between reproductive results and related factors.The results suggested that the fetal birth defect and the thdreatened aborting are related to occupational contractions,the odds ratios of the fetal birth defect and the threatened aborting were 2.76,2.35 respectively.That the congenital heat diseases in their offspring may be closely related to the occupation of their mothers is rworthy of investigating further verifying and taking measures.The keyfactor affecting female reproductive results was administration in pregnancy.This study showed that the odds ratios of drugs to natural aborting,threatened abortion and birth defect were 12.35,10.00,17.86 respectively.