Key result
Obesity, but not PCOS, is independently linked to impaired metabolic flexibility.
Why the study?
Is metabolic flexibility impaired in women with polycystic ovary syndrome compared to healthy women?
Cross-Sectional (n=122)
No
Is metabolic flexibility impaired in women with polycystic ovary syndrome compared to healthy women?
p-value: p=0.78
Women with PCOS have normal metabolic flexibility despite lower insulin sensitivity, suggesting a distinct pathophysiological mechanism for insulin resistance in this population.
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Preserved metabolic flexibility in PCOS warrants no practice change; leaves open distinct IR mechanisms for prospective validation.
Adamska et al. (2013) conducted a cross-sectional in Polycystic ovary syndrome (PCOS) (n=122). Polycystic ovary syndrome (PCOS) vs. Healthy normally menstruating women was evaluated on Metabolic flexibility (change in respiratory exchange ratio in response to insulin) (p=0.78). Polycystic ovary syndrome did not impair metabolic flexibility (P=0.78), whereas obesity independently decreased metabolic flexibility (P=0.001) in women with normal glucose tolerance.
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