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Table 1 Serum levels of hormones in chinese male at age 20 to 87

From: Dynamic alteration of serum testosterone with aging: a cross-sectional study from Shanghai, China

Age group

Number

Serum level, mean ± SD (95 % CI)

T (nmol/L)

LH (IU/L)

SHBG (nmol/L)

FTI( % )

TSI (nmol/IU)

20~

40

17.31 ± 4.95 (15.73,18.89)

4.06 ± 1.73 (3.51,4.61)

25.91 ± 10.39 (22.59,29.23)

0.73 ± 0.21 (0.66,0.80)

4.79 ± 1.91 (4.18,5.40)

25~

185

16.18 ± 4.57 (15.52,16.85)

3.97 ± 1.73 (3.72,4.22)

25.44 ± 11.29 (23.80,27.08)

0.71 ± 0.27 (0.67,0.75)

4.65 ± 1.87 (4.38,4.92)

30~

146

15.46 ± 4.59 (14.71,16.21)

3.76 ± 1.53 (3.51,4.01)

28.69 ± 15.74 (26.12,31.27)

0.62 ± 0.22* (0.59,0.66)

4.67 ± 2.18 (4.31,5.03)

35~

101

14.40 ± 4.33* (13.54,15.25)

3.84 ± 1.35 (3.57,4.11)

26.77 ± 12.08 (24.39,29.16)

0.59 ± 0.20* (0.55,0.63)

4.17 ± 1.87 (3.80,4.54)

40~

94

14.33 ± 4.91* (13.33,15.34)

3.79 ± 1.66 (3.45,4.13)

30.49 ± 14.11 (27.60,33.38)

0.51 ± 0.16* (0.48,0.55)

4.44 ± 2.40 (3.95,4.93)

45~

65

14.22 ± 4.17* (13.18,15.25)

4.02 ± 1.95 (3.54,4.51)

32.90 ± 14.28* (29.36,36.44)

0.47 ± 0.13* (0.44,0.50)

4.19 ± 1.93 (3.71,4.66)

50~

63

14.19 ± 3.93* (13.20,15.18)

4.28 ± 1.72 (3.85,4.71)

34.01 ± 13.66* (30.57,37.46)

0.46 ± 0.16* (0.42,0.50)

3.83 ± 1.78* (3.38,4.28)

55~

87

14.73 ± 4.87* (13.69,15.77)

4.63 ± 2.67 (4.06,5.20)

38.18 ± 17.07* (34.54,41.82)

0.43 ± 0.14* (0.40,0.46)

3.78 ± 1.62* (3.43,4.12)

60~

116

15.32 ± 4.81 (14.43,16.20)

6.10 ± 3.56* (5.44,6.75)

43.27 ± 17.44* (38.09,48.45)

0.35 ± 0.10* (0.32,0.38)

3.31 ± 1.90* (2.96,3.66)

65~

92

16.18 ± 5.49 (15.05,17.32)

6.33 ± 3.06* (5.69,6.96)

45.19 ± 13.19* (40.36,50.03)

0.34 ± 0.06* (0.31,0.36)

3.08 ± 1.68* (2.73,3.43)

70~

48

16.36 ± 6.23 (14.55,18.17)

6.87 ± 3.86* (5.75,7.99)

50.64 ± 25.84* (39.47,61.81)

0.34 ± 0.09* (0.30,0.38)

2.95 ± 1.58* (2.49,3.41)

75~

56

15.96 ± 5.56 (14.47,17.45)

8.32 ± 4.19* (7.19,9.44)

60.64 ± 26.05* (52.07,69.20)

0.26 ± 0.09* (0.23,0.29)

2.31 ± 1.14* (2.00,2.61)

Total

1093

15.36 ± 4.86 (15.07,15.65)

4.76 ± 2.76* (4.60,4.93)

32.61 ± 17.24 (31.49,33.72)

0.55 ± 0.24* (0.53,0.56)

3.98 ± 2.01* (3.86,4.10)

  1. *Compared to age group 20~, p < 0.05 by Mann–Whitney U test