Table 2.

Hormone levels in premature menopause compared to menopause ≥ 40 years^b. Hormone levels reported as median and interquartile range (IQR).

	Menopause <40 years (n  =66)	Menopause ≥40 years (n  =928)	P-valuea
FSH (IU/L)	102.5 (77.9–155.3)	125.9 (88.8–171.7)	0.222
LH (IU/L)	24.3 (13.5–31.2)	27.4 (19.7–36.6)	0.992
Estradiol (pmol/L)	13.3 (7.9–24.5)	11.6 (6.2–22.4)	0.395
Estrone (pmol/L)	64.9 (48.4–105.0)	69.1 (47.9–101.7)	0.982
Progesterone (nmol/L)	<0.21	<0.21	0.521
Testosterone (nmol/L)	0.57 (0.35–0.68)	0.53 (0.37–0.73)	0.338
DHEAS (umol/L)	1.86 (1.06–3.41)	1.16 (1.01–2.47)	0.790
SHBG (nmol/L)	65.4 (37.6–108.8)	65.4 (40.5–99.5)	0.911

^aMann–Whitney U test; ^bWomen currently using OC or HRT and pregnant women were excluded.