https://www.selleckchem.com/pr....oducts/nexturastat-a
Class membership differed according to women's characteristics; for example, women who had ever been pregnant were more likely than other women to be in the no-contraception, high-efficacy contraceptive or low-efficacy contraceptive combination classes than in the short-acting hormonal contraceptive class (odds ratios, 2.0-3.. The complexity of women's contraceptive choices and the associations between latent classes and such characteristics as pregnancy history highlight the need for individualized approaches to pregnancy preve