Table 4

Multiple logistic regression model 2: significant factors relating to outcomes

Adjusted OR (95% CI)P
Primary outcome composite
    Fasting capillary glucose on treatment
        Tertile 11.00<0.001
        Tertile 21.75 (1.17–2.63)
        Tertile 32.66 (1.76–4.01)
    Nulliparity
        No1.00<0.001
        Yes1.85 (1.30–2.65)
    Previous baby >4,000 g
        No1.000.001
        Yes0.58 (0.37–0.90)
Preeclampsia
    Postprandial capillary glucose on treatment
        Tertile 11.000.016
        Tertile 21.38 (0.53–3.49)
        Tertile 33.14 (1.31–7.32)
    BMI category
        Normal1.000.036
        Overweight8.48 (1.09–66.22)
        Obese4.31 (0.55–33.50)
    Weight gain (kg) from early pregnancy to recruitment1.06 (1.00–1.11)0.034
    Ethnicity category
        European/Caucasian/mixed1.000.041
        Polynesian2.40 (1.12–5.12)
        Asian/other0.86 (0.35–2.11)
    Chronic hypertension
        No1.000.034
        Yes2.69 (1.08–6.73)
    Previous gestational hypertension
        No1.000.008
        Yes3.26 (1.26–8.40)
        Nulliparity2.74 (1.32–5.70)
SGA or LGASGA infantsLGA infants
    Postprandial capillary glucose on treatment
        Tertile 11.001.000.001
        Tertile 20.89 (0.50–1.58)1.30 (0.73–2.33)
        Tertile 30.98 (0.54–1.78)2.82 (1.65–4.84)
    Previous baby >4,000 g
        No1.001.00<0.001
        Yes0.60 (0.28–1.28)3.00 (1.84–4.89)
        Nulliparity1.20 (0.71–2.04)0.84 (0.48–1.45)
    Weight gain (kg) from early pregnancy to recruitment0.94 (0.90–0.99)1.05 (1.02–1.09)<0.001
Maternal first-degree relative: diabetes
        No1.001.000.01
        Yes2.04 (1.24–3.34)0.84 (0.54–1.28)
  • Data are adjusted ORs (95% CI). BMI range was included in the model to determine whether there was any effect of BMI ≥30 kg/m2. (Customized birth weights already adjust for maternal BMI between 20 and 30 kg/m2.)