Association of diabetes and obesity with sperm parameters and testosterone levels: a meta-analysis.

ABSTRACT:

Background

The present study performed two distinct meta-analyses with common outcomes (sperm parameters); one was performed in obese individuals (and non-obese controls) and the other in diabetic individuals (and non-diabetic controls).

Methods

PubMed, Embase, The Cochrane library, Web of Science, Scopus databases were searched to collect clinical studies related to the effects of obesity and diabetes on male sperm from inception to on 1st February 2021. Statistical meta-analyses were performed using the RevMan 5.4 software. Stata16 software was used to detect publication bias. The methodological quality of the included studies was assessed with the Ottawa-Newcastle scale using a star-based system.

Results

A total of 44 studies were finally included in the present st

SUBMITTER: Zhong O 

PROVIDER: S-EPMC8520257 | biostudies-literature | 2021 Oct

REPOSITORIES: biostudies-literature