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The effect of metformin treatment on leukocyte telomere length in patients with polycystic ovary syndrome: a prospective case-control study

Özlem Kayacık Günday, Müjgan Özdemir Erdoğan, Ayşen Pehlivan, M. Yılmazer

Journal of Assisted Reproduction and Genetics, 2022

30 participants · 7 citations

Abstract

PURPOSE: The study aimed to investigate the effect of metformin treatment on leukocyte telomere length (LTL) and the relationship of LTL with C-reactive protein (CRP), homocysteine, albumin, complete blood count, and HOMA-IR values in patients with polycystic ovary syndrome (PCOS).

MATERIAL AND METHOD: A prospective case-control study consisting of 30 women with PCOS and 30 healthy women without PCOS was performed. The relationship between clinical and laboratory parameters and LTL was analyzed. PCOS patients were treated with metformin (850 mg/day) for three months. Before treatment (BT) and after treatment (AT), each patient's LTL was evaluated and compared with the control group.

RESULTS: In the comparison between PCOS and control groups, the difference was significant for LTL, age, body mass index (BMI), and CRP (p = 0.002; p 34), age, and RDW, which predicted the PCOS group by affecting the LTL level, was statistically significant (p < 0.001/PPV = 96.3%; NPV = 88.5%). Each unit reduction in telomere length increased women's probability of PCOS by 0.4 times (p = 0.013; OR = 0.419, 95% CI: 0.211-0.835).

CONCLUSION: Although statistically insignificant, LTL increased after metformin use in PCOS patients, and the mean weight loss reduction was statistically significant. Telomere shortening increased the likelihood of PCOS 0.4 times.

How strong is the evidence?

Evidence Hub reads this as a case-control, done in people. Its evidence level is 4 of 5 (Low · observational). Observational designs can show an association but not prove cause. Reported size: 30 participants or records.

How the five levels of evidence work. The level is assigned automatically from the abstract and can be wrong, so check the paper.

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