Prevalence and Clinical Features of Polyendocrine Metabolic Ovarian Syndrome in the Gulf Cooperation Council Countries: A Systematic Review and Meta-Analysis.

The Q-test remains highly significant in all scenarios ( p < 0.001), confirming that heterogeneity is not driven by any single study but is instead intrinsic to the dataset, as shown in Table 5 .

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Although descriptive analysis revealed variation across countries, with Saudi Arabia showing the highest mean prevalence (24.6%, range: 7.0–56.0%) and Oman the lowest (5.8%, range: 4.6–7.0%), these differences did not reach statistical significance in the meta-regression model.

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