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Table 4 Steroid hormone metabolite[μg/mmol urinary creatinine]

From: Gestation-specific reference intervals for comprehensive spot urinary steroid hormone metabolite analysis in normal singleton pregnancy and 6 weeks postpartum

 

1st trimester (n = 81)

2nd trimester (n = 40)

3rd trimester (n = 40)

  

Reference intervals

  

Reference intervals

  

Reference intervals

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Mean ± SD

Median

2.5th percentile [90 % CI]

97.5th percentile [90 % CI]

Mean ± SD

Median

2.5th percentile [90 % CI]

97.5th percentile [90 % CI]

Mean ± SD

Median

2.5th percentile [90 % CI]

97.5th percentile [90 % CI]

Tetrahydro-11-deoxycortisol

17.1 ± 10.1

15.5

2.7 [1.2, 6.9]

43.1 [35.1, 62.5]

23.2 ± 11.5

21.2

5.2 [5.1, 11.3]

56.2 [51.9, 56.3]

37.1 ± 27.4

31.6

8.9 [8.9, 11.4]

146 [110, 147]

Tetrahydro-11-deoxycorticosterone

12.5 ± 8.8

10.2

1.7 [0.9, 3.8]

40.1 [33.9, 46.6]

35.3 ± 102

16.1

4.1 [4.1, 5.9]

643 [466, 629]

588 ± 1681

31.6

6.1 [6.1, 14.7]

8789 [5075, 8875]

Corticosterone metabolites

 Tetrahydroaldosterone

15.4 ± 10.7

12.0

2.7 [2.1, 5.0]

49.8 [36.5, 65.6]

18.2 ± 19.5

11.4

1.6 [1.6, 3.9]

114 [40.6, 116]

22.9 ± 16.6

18.2

2.1 [2.1, 7.1]

87.1 [55.1, 87.9]

 Tetrahydro-11-dehydrocorticosterone

33.6 ± 23.7

26.7

3.9 [3.2, 10.9]

108 [88.5, 130]

35.1 ± 19.3

30.3

10.2 [10.1, 15.8]

89.4 [87.1, 89.4]

88.0 ± 88.9

56.1

13.4 [13.3, 27.4]

385 [371, 386]

 Tetrahydrocorticosterone

23.1 ± 12.7

21.4

3.4 [3.0, 8.1]

57.8 [48.5, 63.4]

25.8 ± 13.2

22.3

3.3 [3.2, 8.5]

57.9 [55.0, 58.0]

83.0 ± 107.3

43.4

15.2 [15.1, 22.5]

586 [344, 591]

 5α-Tetrahydro-corticosterone

51.5 ± 39.3

39.8

5.9 [4.3, 13.9]

189 [143, 194]

33.8 ± 21.6

30.0

1.7 [1.6, 9.8]

93.0 [91.7, 93]

59.0 ± 62.4

33.8

5.6 [5.6, 15.0]

304 [241, 306]