Table 1 General characteristics of participants.

From: Associations of blood lead levels with reproductive hormone levels in men and postmenopausal women: Results from the SPECT-China Study

 

Men

Postmenopausal women

Number, n

2286

1571

Age, yr

54 (44–63)

63 (59–68)

BMI, kg/m2

24.3 (22.0–26.6)

24.2 (22.1–26.8)

Systolic pressure, mmHg

130 (118–144)

137 (124–152)

TT, nmol/L

15.20 (12.10–19.00)

0.35 (0.35–0.80)

E2, pmol/L

101.50 (36.70–138.00)

36.70 (36.70–91.20)

FSH, IU/l

7.00 (4.80–10.60)

62.70 (48.10–80.70)

LH, IU/l

4.60 (3.30–6.60)

23.10 (17.00–30.00)

SHBG, nmol/L

40.40 (27.90–58.40)

63.40(43.98–89.83)

Blood lead level, μg/L

44.00 (29.00–62.30)

41.00 (27.00–59.81)

Blood cadmium level, μg/L

1.91 (0.60–3.80)

1.42 (0.50–3.30)

Diabetes (%)

13.7

16.9

Current smoker (%)

54.1

4.8

  1. BMI, body mass index; TT, total testosterone; E2, oestradiol; FSH, follicle-stimulating hormone; LH, luteinizing hormone; SHBG, Sex hormone binding globulin.
  2. Data are summarized as median (interquartile range) for continuous variables or as number with proportion for categorical variables.
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