METTL3 and polycystic ovary syndrome: The analysis of immune infiltration revealed a correlation between m6A regulators and immune cell levels, with METTL3 showing the most significant regulatory impact.<h4>Conclusion</h4>N<sup>6</sup>-methyladenosine RNA methylation regulators are intricately linked with the development of PCOS and may influence immune cell infiltration in affected individuals.