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Table 2 Maternal Characteristics by Polyhydramnios

From: Polyhydramnios among women in a cluster-randomized trial of ultrasound during prenatal care within five low and low-middle income countries: a secondary analysis of the first look study

 

Overall

DRC

Other Sites

With

Polyhydramnios

No

Polyhydramnios

P-value*

With

Polyhydramnios

No

Polyhydramnios

With

Polyhydramnios

No

Polyhydramnios

Maternal age (years)

305

18,323

0.0009

229

2,062

76

16,261

 <  20

36 (12)

3,351 (18)

 

27 (12)

443 (22)

9 (12)

2,908 (18)

 20–35

238 (78)

13,618 (74)

 

182 (80)

1,482 (72)

56 (74)

12,136 (75)

 >  35

31 (10)

1,354 (7)

 

20 (9)

137 (7)

11 (15)

1,217 (8)

Maternal education, n

305

18,327

0.4834

229

2,062

76

16,265

 No formal schooling

93 (31)

3,850 (21)

 

77 (34)

654 (32)

16 (21)

3,196 (20)

 Primary

127 (42)

5,488 (30)

 

103 (45)

957 (46)

24 (32)

4,531 (28)

 Secondary

82 (27)

8,232 (45)

 

49 (21)

442 (21)

33 (43)

7,790 (48)

 University

3 (1)

757 (4)

 

0 (0)

9 (0)

3 (4)

748 (5)

Parity, n

304

18,055

< 0.0001

229

2,062

75

15,993

 0

41 (14)

4,576 (25)

 

24 (11)

434 (21)

17 (23)

4,142 (26)

 1

48 (16)

4,089 (23)

 

41 (18)

389 (19)

7 (9)

3,700 (23)

 2+

215 (71)

9,390 (52)

 

164 (72)

1,239 (60)

51 (68)

8,151 (51)

Previous live birth, n (%)

258 (98)

12,652 (94)

0.0006

202 (99)

1,582 (97)

56 (97)

11,070 (93)

Maternal height, cm, Mean (std)

157.1 (7.7)

153.5 (8.1)

0.2147

157.7 (7.3)

157.7 (6.5)

154.9 (8.8)

152.9 (8.1)

Maternal weight, kg, Mean (std)

55.8 (9.8)

56.5 (10.2)

0.0045

54.4 (7.5)

53.5 (6.9)

60.0 (14.1)

56.9 (10.4)

  1. *P-value from a logistic regression model for polyhydramnios, adjusting for DRC/Other and maternal characteristic with general estimating equations