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Table 1 Number of ovarian follicles and the thickness of granular cell layer in PCOS and control group (Mean ± SD)

From: Abnormal expression of HSP70 may contribute to PCOS pathology

Parameters PCOS (n = 10) Control (n = 10) Z (or t) P
Primordial follicle 6.9 ± 3.2 14.6 ± 9.7 −2.767 0.004
Primary follicle 6.4 ± 2.2 11.1 ± 6.8 2.081 0.052
Secondary follicle 6.5 ± 1.3 9.7 ± 4.3 2.234 0.038
Preovulatory follicle 0.4 ± 2.8 0.5 ± 1.0 −3.723 0.000
Cystic follicle 4.5 ± 1.1 1.5 ± 1.0 −3.684 0.000
Corpus luteum 1.6 ± 1.5 5.3 ± 1.3 −3.606 0.000
Atretic follicle 4.7 ± 1.5 0.8 ± 0.8 −3.747 0.000
The thickness of granular cell layer (μm) 0.0698 ± 0.0317 1.3515 ± 0.0462 3.690 0.002