https://www.selleckchem.com/pr....oducts/nvp-dky709.ht
Three studies had a critical risk, three a serious risk, and five a moderate risk of bias. Two studies reported significantly lower odds for PPD associated with neuraxial analgesia compared with non-neuraxial or no analgesia, whereas the odds ratios in the remaining nine studies were not significantly different. Our systematic review did not find compelling evidence for an association between PPD and labor analgesia. Studies were heterogenous in nature and had a high risk of bias. Further research controlling for confounding factors