Fig 8. Sensitivity analysis diagram for each study used to assess the relative risk estimates for the MTHFR C677T polymorphism and male infertility in all of the included studies.
(dominant model: TT + TC vs. CC).
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.