Table 2. General characteristics of PCOS patients and healthy controls.
| Parameters | PCOS (n = 300) | Control (n = 300) | P |
|---|---|---|---|
| Age (years, mean ± SD) | 30.72 ± 6.81 | 31.56 ± 7.04 | 0.11 |
| BMI (kg/m2, mean ± SD) | 25.01 ± 3.70 | 22.64 ± 3.60 | <0.001 |
| FSH (IU/l, mean ± SD) | 7.31 ± 3.19 | 7.35 ± 2.36 | 0.67 |
| LH (IU/l, mean ± SD) | 15.47 ± 5.858 | 4.9 ± 2.15 | <0.001 |
| Total testosterone (ng/ml, mean ± SD) | 0.94 ± 0.42 | 0.52 ± 0.19 | <0.001 |
| Prolactin (ng/ml, mean ± SD) | 17.18 ± 8.87 | 14.65 ± 3.13 | <0.001 |
| TSH (μIU/ml, mean ± SD) | 2.64 ± 0.83 | 1.52 ± 0.42 | <0.001 |
| E2 (pg/ml, mean ± SD) | 222.30 ± 77.41 | 166.56 ± 73.49 | <0.001 |
| AAM (years, mean ± SD) | 14.27 ± 1.52 | 14.21 ± 2.29 | 0.53 |
Abbreviations: AAM, age at menarche; BMI, body mass index; E2, estradiol; FSH, follicle stimulating hormone; LH, luteinizing hormone; PCOS, polycystic ovary syndrome; TSH, thyroid stimulating hormone.