There were no significant effects on hypertension either COC or Dallele(P >0. 05) ,but if the women with D allele had a history of using COC for more than 15 years, the risk of hypertension would be significantly high (OR = 5.71, P = 0.03).

• 无论是单独考虑服药或是单独考虑携带D型等位基因；其对高血压均没有显著性影响(P>0.；05)。 但是携带D型等位基因的妇女；如果同时服药15年以上；发生高血压的危险性将有显著性增加(OR=5