Pre-natal and post-natal anxiety in relation to pre-pregnancy obesity: a cohort study on Iranian pregnant women.

Background: To determine the association between pre-conception obesity and screening results of pre-natal and post-natal anxiety in women that referred to the health centers of Tabriz, Iran. Methods: 62 obese (class 2-3) and 245 normal-weight women were enrolled in the first trimester of pregnancy through the cohort study and followed-up 1 year after childbirth from December 2012 to January 2016. The Beck anxiety inventory scale (BAI-II) was completed in five time points: the first, second, third trimester of pregnancy, 6–8 weeks and 12 months after childbirth. Chi-square, Fisher’s exact tests, Independent t-test, MannWhitney, and multivariate logistic regression adjusted for confounders were used for data analysis. Statistically significant was considered as p