Table 1

Demographics of women with borderline GDM compared with women with a normal OGCT

Characteristics

Borderline GDM

n = 140 (%)

Normal OGCT

n = 1596 (%)

Relative risk

[95% CI]

p value


Agea (years)

27.5 ± 5.4

26.3 ± 5.8

1.3 [0.3, 2.2]

0.01

Race

Caucasian

129 (92.1)

1517 (95.1)

0.97 [0.92, 1.02]

0.22

Asian

5 (3.6)

47 (2.9)

1.21 [0.49, 3.00]

0.68

Other

6 (4.3)

32 (2.0)

2.14 [0.91, 5.02]

0.08

BMI

Underweight (<18.5)

3 (2.3)

59 (4.0)

0.59 [0.19, 1.80]

0.34

Normal (18.5 – <25)

59 (45.7)

818 (55.9)

0.82 [0.67, 0.99]

0.04

Overweight (25 – <30)

32 (24.8)

380 (26.0)

0.96 [0.70, 1.31]

0.78

Obese (≥30)

35 (27.1)

207 (14.1)

1.92 [1.41, 2.62]

<0.0001

SEIFAb

Low

40 (28.6)

429 (26.9)

1.06 [0.81, 1.40]

0.66

Low-Mid

25 (17.9)

288 (17.9)

1.00 [0.69, 1.44]

0.99

Mid-High

37 (26.4)

391 (24.5)

1.08 [0.81, 1.44]

0.61

High

38 (27.1)

490 (30.7)

0.88 [0.67, 1.17]

0.39

Education

Secondary or lower

54 (39.7)

704 (45.0)

0.88 [0.71, 1.09]

0.25

TAFE or equivalent

38 (27.9)

361 (23.1)

1.21 [0.91, 1.61]

0.19

University

44 (32.4)

498 (31.9)

1.02 [0.79, 1.31]

0.91

Smoking

37 (26.4)

340 (21.3)

1.24 [0.93, 1.66]

0.15

BP at trial entrya (mmHg)

Systolic BP

110.7 ± 11.2

110.1 ± 10.5

0.6 [-1.3, 2.4]

0.55

Diastolic BP

66.4 ± 9.0

65.3 ± 8.0

1.1 [-0.3, 2.5]

0.12


a Values are mean ± standard deviation, and the comparisons are mean difference (95% CI)

b Lower scores indicate lower socioeconomic status

BMI, Body mass index; BP, Blood pressure; SEIFA, Socio-economic index for area

Ju et al. BMC Pregnancy and Childbirth 2008 8:31   doi:10.1186/1471-2393-8-31

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