Anemia and testosterone deficiency risk: insights from NHANES data analysis and a Mendelian randomization analysis

Autor: Zhenming Zheng, Jiashan Pan, Ming Liu, Zhimin Chen, Lvwen Zhang, Jingjing Gao, Pan Gao, Xiansheng Zhang
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: The Aging Male, Vol 27, Iss 1 (2024)
Druh dokumentu: article
ISSN: 13685538
1473-0790
1368-5538
DOI: 10.1080/13685538.2024.2346312
Popis: AbstractBackground Previous research has shown that testosterone deficiency (TD) increases the risk of anemia, but it is unclear whether anemia affects testosterone levels. This study investigated the influence of anemia on testosterone levels.Methods Utilizing data from six NHANES cycles, including demographic, testosterone levels, and hemoglobin concentrations, we employed multivariable-adjusted logistic regression to investigate the relationship between anemia and testosterone levels. Moreover, a two-sample Mendelian randomization (MR) study employing genome-wide association study (GWAS) data examined the causal relationship. Kaplan–Meier survival estimation was used to compared the overall survival (OS) of anemic and nonanemic patients with low testosterone and normal testosterone levels.Results The inclusion of 21,786 participants (2318 with anemia and19,468 without anemia) revealed that nonanemic patients exhibited higher testosterone levels than did anemic patients (β = 22.616, 95% CI: 3.873–41.359, p = 0.01807). MR analysis confirmed anemia as a cause of TD (OR = 1.045, 95% CI: 1.020–1.071, p
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