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Table 2 Odds ratios and 95 % confidence intervals from bivariable and multivariable logistic regression analyses predicting GWG information seeking

From: Gestational weight gain information: seeking and sources among pregnant women

n = 368

Sought GWG information

Bivariable associationsa

Multivariable associationsa,b

 

No (n/%)

Yes (n/%)

OR

95 % CI

p

OR

95 % CI

p

Total

166

202

      

Maternal age

        

 ≤30 years

65 (39.2)

97 (48.0)

1.00

Ref

 

1.00

Ref

 

 31–35 years

62 (37.3)

57 (28.2)

0.62

0.38, 0.99

0.05

1.15

0.64, 2.07

0.63

 ≥36 years

39 (23.5)

48 (23.8)

0.83

0.45, 1.4

0.47

1.45

0.76, 2.77

0.26

Country of birth

        

 Australia

110 (66.3)

120 (59.4)

1.00

Ref

    

 Overseas

56 (33.7)

82 (40.6)

1.35

0.88, 2.05

0.18

   

Language

        

 English

114 (68.7)

130 (64.4)

1.00

Ref

    

 LOTE

52 (31.3)

72 (35.6)

1.21

0.78, 1.88

0.87

   

Education

        

 Secondary or less

22 (13.3)

18 (8.9)

1.00

Ref

    

 Trade/Certificate/Diploma

50 (30.1)

51 (25.2)

1.25

0.60, 2.60

0.56

   

 Tertiary

94 (56.6)

133 (65.9)

1.73

0.88, 3.40

0.11

   

Main daily activity

        

 Working full time

39 (23.5)

98 (48.5)

2.89

1.65, 5.00

<0.01

0.79

0.39, 1.60

0.52

 Working part time

68 (41.0)

50 (24.8)

0.84 (p < 0.001)

0.48, 1.45

0.53

0.52

0.28, 0.97

0.04

 Raising children

49 (29.5)

43 (21.3)

1.00

Ref

 

1.00

Ref

 

 Unemployed/studying

10 (6.0)

11 (5.4)

1.25

0.49, 3.24

0.64

0.40

0.13, 1.24

0.11

Household income

        

 <$51,999

37 (22.3)

35 (17.3)

1.00

Ref

 

1.00

Ref

 

 $52–77,999

34 (20.5)

30 (14.9)

0.98

0.52, 1.83

0.84

0.86

0.40, 1.85

0.71

 $78–99,999

37(22.3)

35 (17.3)

1.00

0.52, 1.91

1.00

1.09

0.51, 2.31

0.83

 >$99,999

37(22.3)

72 (35.6)

2.01

1.11, 3.78

0.02

1.96

0.96, 4.01

0.07

 Did not answer

21(12.6)

30 (14.9)

1.51

0.73, 3.12

0.27

1.57

0.69, 3.55

0.28

Parity

        

 0

41 (24.7)

132 (65.3)

5.78

3.64, 9.08

<0.01

7.07

3.91, 12.81

<0.01

 ≥1

125 (75.3)

70 (34.7)

1.00

Ref

 

1.00

Ref

 

BMI kg/m2

        

 Underweight (<18.5 kg/m2)

13 (7.8)

5 (2.5)

0.32

0.11, 0.92

0.04

0.29

0.09, 0.97

0.04

 Healthy weight (18.5–24.9 kg/m2)

99 (59.6)

120 (59.4)

1.00

Ref

 

1.00

Ref

 

 Overweight (25–29.9 kg/m2)

37 (22.3)

38 (18.8)

0.85

0.50, 1.43

0.54

1.02

0.56, 1.87

0.94

 Obese (30–34.9 kg/m2)

17 (10.2)

39 (19.3)

1.89

1.01, 3.55

0.05

2.61

1.23, 5.33

0.01

  1. Ref., reference category; LOTE, language other than English
  2. a Analysis adjusted for access to technology
  3. b Characteristics significantly (p ≤ 0.05) associated with outcome in bivariable analysis were included in multivariable analyses