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Table 1 Clinical and endocrine characteristics of the PCOS cases and normo-ovulatory controls

From: Age-specific cut-off levels of anti-Müllerian hormone can be used as diagnostic markers for polycystic ovary syndrome

Variable Normo-ovulatory
(n = 500)
PCOS
(303)
p-value
Age (years) 33.1 ± 4.6 27.9 ± 4.6 < 0.001a
Age at menarche (years) 13.5 ± 1.4 13.1 ± 1.6 0.002a
Number of pregnancy 2.5 ± 1.2 0.4 ± 0.8 < 0.001a
Number of delivery 2.1 ± 0.9 0.3 ± 0.6 < 0.001a
Number of abortion 1.2 ± 0.6 0.1 ± 0.5 < 0.001a
BMI (kg/m2) 26.5 ± 4.5 26.7 ± 5.7 0.5
WC (cm) 83.5 ± 10.3 85.5 ± 12.8 0.01a
Wrist (cm) 15.7 ± 0.9 15.3 ± 1.2 < 0.001a
Hip (cm) 103.2 ± 8.8 104.4 ± 10.6 0.08
WHR 0.8 ± 0.1 0.82 ± 0.1 0.9
WHtR 0.5 ± 0.1 0.5 ± 0.1 0.8
AMH (ng/ml) b 1.70 (0.85–2.81) 6.21 (3.90–9.03) < 0.001a
  1. Note: Data are presented as mean ± standard deviation unless otherwise indicated. Independent t-test, or Mann-Whitney test were used as appropriate
  2. BMI body mass index, AMH anti-mullerian hormone, WC waist circumference, WHR waist-to-hip ratio, WHtR waist-to-height ratio
  3. aStatistically significant result (p < 0.05)
  4. b Median (IQR 25-75 %)