CRP and polycystic ovary syndrome: Pooled analysis of 63 studies (n = 7206) with relevant data, showed significantly higher serum CRP levels in PCOS women (n = 4086) versus controls (n = 3120) (SMD 1.26, 95% CI, 0.99, 1.53; z = 9.60; p = 0.00001; I2 = 96%).