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Table 2 Multivariate analysis of the association between LGA, GDM and maternal BMI by country of birth

From: Maternal body mass index and country of birth in relation to the adverse outcomes of large for gestational age and gestational diabetes mellitus in a retrospective cohort of Australian pregnant women

  

LGA

  
  

1st Model a

2nd Model b

3rd Model c

  

All Women

Only with woman born in Australia

Only with woman born in Asia

  

(n = 27,708)

(n = 19,244)

(n = 5043)

 

OR crude

OR adjusted

 

(CI95%)

(CI95%)

BMI (kg/m2)

    

< 18.5

0.559

0.604

0.497

0.968

 

(0.442;0.707)

(0.476;0.767)

(0.368;0.670)

(0.591;1.584)

18.5–24.9

1

1

1

1

25–29.9

1.706

1.598

1.584

1.552

 

(1.559;1.867)

(1.457;1.752)

(1.426;1.760)

(1.170;2.058)

30.0–34.9

2.304

2.013

1.941

2.739

 

(2.063;2.573)

(1.796;2.256)

(1.709;2.204)

(1.867;4.020)

35–39.9

2.749

2.28

2.144

3.727

 

(2.386;3.167)

(1.968;2.641)

(1.826;2.517)

(1.978;7.021)

≥40

3.521

2.879

2.661

9.926

 

(3.037;4.082)

(2.469;3.358)

(2.256; 3.139)

(3.859;25.535)

GDM d

    

No

1

1

1

1

Diet controlled

0.98

0.933

1.075

0.68

 

(0.818;1.175)

(0.774;1.125)

(0.863;1.340)

(0.425;1.090)

Insulin controlled

1.738

1.402

1.490

1.335

 

(1.527;1.978)

(1.221; 1.609)

(1.266;1.754)

(0.961;1.853)

  1. Reference group is BMI 18.5–24.9 kg/m2. Significant results are bolded
  2. a 1st Model is adjusted by country of birth, parity, baby gender, maternal age (continuous) and variables presented at the table
  3. b 2nd Model is adjusted by parity, baby gender, smoking, country of mother birth, work and premature rupture of membrane
  4. c 3rd Model is adjusted by parity, baby gender, smoking, country of mother birth, work and premature rupture of membrane
  5. d Reference group is no gestational diabetes
  6. BMI - Body Mass Index; LGA - Large for Gestational Age; GDM - Gestational Diabetes Mellitus