Prevalence of anabolic steroid users seeking support from physicians: a systematic review and meta-analysis.

Objectives: To estimate the overall prevalence of androgenic-anabolic steroids (AAS) users seeking support from physicians. Secondary objectives are to compare this prevalence in different locations and among subpopulations of AAS users, and to discuss some of the factors that could have influenced the engagement of AAS users with physicians.

Design: Systematic review and meta-analysis.