Patients with PCOS had a higher ratio of basic LH/FSH (1.4 ± 0.9) and LH (9.3 ± 6.1) than control patients, LH/FSH (0.72 ± 0.30) and LH (4.8 ± 2.5), P < 0.001. Here, PLOD1 is linked to polycystic ovary syndrome.