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Table 4.

Adjusted geometric means and 95% confidence intervals of pregnancy hormone concentrations for women with 0 to 12 years of education

Hispanics (n = 77)African-Americans (n = 16)Caucasians (n = 108)
Androstenedione (ng/mL) 3.17 (2.9-3.4)d 3.96 (3.3-4.7)b,d 2.98 (2.8-3.2)b 
Testosterone (ng/dL) 47.4 (42.2-53.2)b 71.8 (55.5-92.9)b,c 45.3 (41.0-49.9)c 
DHEAS (μg/dL) 109 (97-124) 117 (89-154) 111 (100-123) 
Estradiol (pg/mL) 1,807 (1,639-1,992) 1,860 (1,501-2,304) 1,607 (1,482-1,744) 
Estrone (pg/mL) 586 (507-678)b 452 (328-624) 444 (393-502)b 
Progesterone (ng/mL) 38.8 (35.6-42.3) 41.4 (34.2-50.1) 39.5 (36.7-42.4) 
Prolactin (ng/mL) 39.5 (34.5-45.3)a 38.9 (28.8-52.7) 29.0 (25.8-32.5)a 
SHBG (nmol/L) 209 (193-227) 216 (180-259) 206 (193-221) 
Hispanics (n = 77)African-Americans (n = 16)Caucasians (n = 108)
Androstenedione (ng/mL) 3.17 (2.9-3.4)d 3.96 (3.3-4.7)b,d 2.98 (2.8-3.2)b 
Testosterone (ng/dL) 47.4 (42.2-53.2)b 71.8 (55.5-92.9)b,c 45.3 (41.0-49.9)c 
DHEAS (μg/dL) 109 (97-124) 117 (89-154) 111 (100-123) 
Estradiol (pg/mL) 1,807 (1,639-1,992) 1,860 (1,501-2,304) 1,607 (1,482-1,744) 
Estrone (pg/mL) 586 (507-678)b 452 (328-624) 444 (393-502)b 
Progesterone (ng/mL) 38.8 (35.6-42.3) 41.4 (34.2-50.1) 39.5 (36.7-42.4) 
Prolactin (ng/mL) 39.5 (34.5-45.3)a 38.9 (28.8-52.7) 29.0 (25.8-32.5)a 
SHBG (nmol/L) 209 (193-227) 216 (180-259) 206 (193-221) 

NOTE: Adjusted for age and gestational age at blood draw (means 28.4 years and 11.1 weeks, respectively). Similar superscripts denote significant difference between the two groups.

a

P ≤ 0.001.

b

P < 0.01.

c

P ≤ 0.01.

d

P ≤ 0.05.

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