Association between cigarette smoking and the risk of dysmenorrhea: A meta-analysis of observational studies.

ABSTRACT: BACKGROUND:Emerging studies have found inconsistent results on the potential relationship between cigarette smoking and dysmenorrhea. Therefore, the aim of this study was to quantitatively synthesize the previous findings on the preceding relationship using meta-analysis. METHODS:Previous studies on the association between cigarette smoking and dysmenorrhea, published not later than November 2019, were systematically searched, using MeSH heading and/or relevant terms, in the electronic databases of PubMed, Medline, Web of Science and EMBASE. The I2 statistic was used to assess heterogeneity, whose source was explored using subgroup analysis. A pooled effect size was obtained using random effects model, and sensitivity analysis was performed to assess the consistency of the pooled effect si

SUBMITTER: Qin LL 

PROVIDER: S-EPMC7159229 | biostudies-literature | 2020

REPOSITORIES: biostudies-literature