Table 2.

Serum hormone levels by menopausal status among women in the KTB

Premenopausal
FollicularPeriovulatoryLutealPostmenopausal
Serum hormone levelsNMedianIQRNMedianIQRNMedianIQRNMedianIQRKruskal–Wallis P values Post- vs. premenopausal
Estradiol (pg/mL)10758.037.0–112.044124.054.0–213.58691.059.0–141.015215.07.0–23.5<0.0001
Free estradiol (%)932.41.9–2.6382.52.0–2.8762.21.8–2.61302.31.9–2.60.71
Testosterone (ng/dL)10413.08.0–22.04319.014.0–24.08614.07.0–23.015011.04.0–16.0<0.0001
Free testosterone (%)931.41.0–1.7371.61.0–1.9761.20.9–1.61301.31.0–1.70.76
SHBG (nmol/L)9547.035.0–80.03941.027.0–74.07758.038.0–93.013455.034.0–81.00.97
Progesterone (ng/mL)1080.3<0.2–0.7440.60.2–1.6865.71.0–8.9152a<0.0001
Prolactin (ng/mL)1087.65.6–10.0448.46.0–11.5868.76.4–10.71525.24.1–7.0<0.0001
  • aWomen with detectable and nondetectable levels of progesterone were compared among postmenopausal women, as 80% did not have detectable levels.