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Table 3 Logistic regression of under reporter status at trial entry or 36 weeks

From: The characterisation of overweight and obese women who are under reporting energy intake during pregnancy

Outcomes

10–20 weeks

36 weeks

OR

95% CI

P

OR

95% CI

P

SEIFA

1

1

–

–

1

–

–

2

0.56

0.20, 1.55

0.262

0.19

0.06, 0.60

0.003

3

0.45

0.13, 1.59

0.215

0.15

0.04, 0.56

0.005

4

0.25

0.07, 0.87

0.029

0.16

0.05, 0.58

0.005

5

0.34

0.09, 1.29

0.113

0.15

0.04, 0.59

0.007

BMI (kg/m2)

25–29.99

1

–

–

1

–

–

30–34.99

1.09

0.43, 2.78

0.850

2.07

0.58, 7.46

0.265

35–39.99

1.61

0.52, 4.96

0.405

2.60

0.58, 11.66

0.212

≤40

23.10

2.44, 218.6

0.006

10.27

1.75, 60.30

0.010

Age (years)

1.01

0.93, 1.09

0.786

   

Smoking

No

1

–

–

   

Yes

1.57

0.21, 11.7

0.659

   

Weight satisfaction

Satisfied

1

–

–

1

  

Not satisfied

0.49

0.16, 1.48

0.207

0.38

0.11, 1.21

0.101

Shape satisfaction

Satisfied

1

–

–

1

  

Not satisfied

0.87

0.29, 2.58

0.806

1.35

0.42, 4.33

0.611

BMI estimate

Correctly estimate

1

–

–

   

Under estimate

0.80

0.36, 1.77

0.576

   

Over estimate

0.68

0.16, 2.82

0.595

   

Dieting behaviour

Never

   

1

–

–

1–10 times

   

2.38

1.00, 5.65

0.051

>  10 times

   

4.52

1.11, 18.29

0.035

Discrepancy score

   

1.06

0.55, 2.03

0.864

Risk of depression

No

   

1

–

–

Yes

   

0.20

0.04, 0.93

0.040

  1. Data were analysed by logistic regression
  2. Over reporters were excluded from analysis
  3. BMI Body mass index, CI Confidence interval, OR Odds ratio, SEIFA Socioeconomic indices for areas disadvantage score
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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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