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Table 5 Daily urinary metal excretion (in μg/day) according to season in pregnant women with or without preeclampsia in Kinshasa

From: Preeclampsia and toxic metals: a case-control study in Kinshasa, DR Congo

 

Rainy season (N = 67)

Dry season (N = 109)

P for group#

P for season#

P for interaction#

Control (N = 33)

Preeclamptic (N =34)

Control (N =55)

Preeclamptic (N =54)

Diuresis (mL)

1,225 (910-1,600)

916 (680-1,100)

1,156 (950-1,350)

901 (720-1,100)

<0 · 001

0 · 38

0 · 58

Li

14 · 3 (11 · 4-21 · 6)c

7 · 82 (4 · 25-12 · 9)b

4 · 75 (3 · 37-7 · 03)a

5 · 04 (3 · 47-7 · 27)a

0 · 005

<0 · 001

0 · 003

Al

144 (69 · 5-318)b

261 (71 · 0-907)b

38 · 4 (13 · 1-103 · 7)a

66 · 1 (23 · 0-178)a

0 · 005

<0 · 001

0 · 90

V

1 · 62 (0 · 98-2 · 89)a

1 · 66 (0 · 90-3 · 48)a

1 · 65 (1 · 13-2 · 48)a

1 · 86 (1 · 24-2 · 90)a

0 · 51

0 · 54

0 · 65

Cr

1 · 81 (0 · 63-4 · 38)a,b

4 · 36 (1 · 23-23 · 8)b

0 · 70 (0 · 19-1 · 93)a

3 · 62 (0 · 70-19 · 9)b

<0 · 001

0 · 038

0 · 16

Mn

17 · 5 (4 · 3-28 · 1)a,b

26 · 7 (4 · 13-110)a,b

7 · 74 (1 · 10-29 · 9)a

47 · 3 (7 · 63 -527)b

0 · 007

0 · 76

0 · 09

Co

1 · 10 (0 · 61-1 · 90)b

2 · 30 (0 · 69-4 · 53)b

0 · 43 (0 · 15-1 · 21)a

1 · 49 (0 · 63-3 · 78)b

<0 · 001

<0.001

0 · 21

Ni

6 · 55 (3 · 65-15 · 1)a,b

19 · 4 (6 · 26-90 · 7)c

3 · 87 (1 · 97-7 · 44)a

8 · 59 (4 · 71-13 · 0)b

<0 · 001

<0 · 001

0 · 42

Cu

45 · 9 (16 · 1-140)a

164 (81 · 2-425)b

35 · 7 (6 · 5-186)a

213 (53.9-757)b

<0 · 001

0 · 99

0 · 33

Zn

807 (362-1,053)a

5,220 (1,391-10,898)b

663 (143-1,107)a

4,856 (535-50,760)b

<0 · 001

0 · 71

0 · 86

As

59 · 9 (39 · 5-91 · 8)c

49 · 5 (25 · 3-86 · 0)b,c

20 · 4 (13 · 1-26 · 7)a

35 · 0 (20 · 5-60 · 5)b

0 · 18

<0 · 001

0 · 005

Se

55 · 4 (42 · 4-86 · 7)b

41 · 6 (30 · 3-77 · 3)b

21 · 9 (12 · 6-31 · 0)a

35 · 9 (19 · 3-59 · 7)b

0 · 14

<0 · 001

0 · 005

Mo

24 · 3 (14 · 2-50 · 7)b

17 · 4 (10 · 0-37 · 0)a,b

11 · 4 (6 · 10-14 · 4)a

15 · 7 (7 · 1-25 · 8)a,b

0 · 97

0 · 010

0 · 051

Cd

0 · 73 (0 · 47-0 · 98)a

1 · 62 (0 · 61-3 · 27)b

0 · 54 (0 · 29-0 · 55)a

1 · 45 (0 · 59-2 · 64)b

<0 · 001

0 · 30

0 · 63

Sn

1 · 77 (0 · 78-6 · 26)a

12 · 2 (4 · 6-60 · 2)b

1 · 25 (0 · 44-2 · 28)a

7 · 74 (1 · 35-24 · 0)b

<0 · 001

0 · 20

0 · 87

Sb

2 · 15 (1 · 34-3 · 95)c

3 · 22 (1 · 28-7 · 80)c

0 · 22 (0 · 13-0 · 40)a

1 · 10 (0 · 35-3 · 23)b

<0 · 001

<0 · 001

0 · 004

Te

0 · 15 (0 · 13-0 · 21)a,b

0 · 11 (0 · 09-0 · 18)a

0 · 11 (0 · 06-0 · 23)a

0 · 27 (0 · 10-0 · 38)b

0 · 10

0 · 11

0 · 002

Ba

14 · 0 (6 · 3-26 · 0)a,b

35 · 5 (7 · 46-104)b

13 · 0 (4 · 7-30 · 7)a

26 · 5 (5 · 4-91 · 2)b

0 · 001

0 · 44

0 · 66

Tl

0 · 42 (0 · 24-0 · 73)b

0 · 33 (0 · 20-0 · 62)b

0 · 20 (0 · 13-0 · 35)a

0 · 29 (0 · 23-0 · 46)b

0 · 55

<0 · 001

0 · 010

Pb

17 · 0 (5 · 5-36 · 1)a,b

46 · 3 (6 · 5-254)b

6 · 24 (2 · 52-9 · 94)a

72 · 4 (9 · 3-358)b

<0 · 001

0 · 37

0 · 019

U

0 · 12 (0 · 08-0 · 27)c

0 · 14 (0 · 08-0 · 34)c

0 · 03 (0 · 02-0 · 05)a

0 · 05 (0 · 02-0 · 11)b

0 · 028

<0 · 001

0 · 13

  1. Data are geometric means (25th–75th percentile) of daily urinary excretion in μg/day
  2. # P-values obtained by two-way ANOVA on log-transformed values a,b,c Values with the same letter in superscript do not differ significantly from each other, according to Tukey’s post-hoc test