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Table 1 aBasic information of 343 pregnant women with acute kidney injury

From: Acute kidney injury during pregnancy and puerperium: a retrospective study in a single center

 

Total

Group 1

Group 3

Group 3

Group 4

N = 343

N = 12

N = 24

N = 272

N = 35

Age (years)

29.41 ± 5.94

30.50 ± 5.79

29.58 ± 6.08

29.47 ± 6.05

28.40 ± 5.14

Gestational weeks upon admission(weeks)

33.43 ± 6.68

7.70 ± 1.29

23.28 ± 3.25

35.00 ± 3.18

38.33 ± 2.36

Primipara (%)

179 (52.19)

6 (50)

13 (54.17)

147 (42.86)

13 (37.14)

Twin pregnancy

52 (15.16)

0

0

47 (17.28)

5 (14.29)

Triplet pregnancy

4 (1.17)

0

0

4 (1.47)

0

Blood urea nitrogen (umol/L)

8.73 ± 7.03

7.38 ± 3.76

11.58 ± 6.15

7.84 ± 5.91

14.22 ± 11.97

Serum creatitine(mmol/L)

148.57 ± 142.41

127.15 ± 72.91

243.74 ± 175.15

128.73 ± 123.20

243.77 ± 204.44

Serum creatitine > 221 mmol/L

48 (13.99)

1 (8.3)

9 (37.5)

25 (9.19)

13 (37.14)

Pregnant complications

291 (84.84)

10 (83.33)

10 (41.67)

240 (88.24)

31 (88.57)

 Pre-eclampisa

226 (65.89)

0

8 (33.33)

212 (77.94)

6 (17.14)

 Eclampisa

14 (4.08)

0

1 (4.17)

12 (4.41)

1 (2.86)

 HELLP syndrome

32 (9.33)

0

3 (12.5)

29 (10.66)

0

 Postpartum hemorrhage

40 (11.66)

0

0

16 (5.88)

24 (68.57)

 Ectopic pregnancy

10 (2.92)

10 (83.33)

0

0

0

 Amniotic fluid embolism

6 (1.75)

0

0

1 (0.37)

5 (14.86)

 Pregnancy fatty live

11 (3.21)

0

0

10 (3.67)

1 (2.86)

 Peripartum cardiomyopathy

3 (0.87)

0

0

3 (1.10)

0

 Gestational diabetes mellitus

16 (4.66)

0

1 (4.17)

15 (9.19)

0

 Postpartum retention of urine

2 (0.58)

0

0

0

2 (5.7)

Comorbidities

 Chronic kidney disease

21 (6.12)

1 (8.33)

8 (33.33)

12 (4.40)

0

 Primary heart diseases

5 (1.46)

0

1 (4.17)

4 (1.47)

0

 Obstructive nephropathy

4 (1.17)

0

4

0

0

 Pyelonephritis

6 (1.75)

0

5 (20.83)

0

1 (2.86)

  1. aGroup-1: AKI during the first trimester; group-2: AKI during the second trimester; group-3: AKI during the third trimester and group-4 AKI during puerperium