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Table 3 Multiple linear and binary logistic regression models to examine influence of ethnicity on infant feeding practices in Chinese-born and Australian-born mothers

From: Differences in infant feeding practices between Chinese-born and Australian-born mothers living in Australia: a cross-sectional study

  Model 1 (unadjusted) n = 967 Model 2 (adjusted) n = 871
Variable B coeff (SE) 95% CI B coeff (SE) 95% CI
 Age stopped receiving breastmilk (months)
  Ethnicity (Ref: infants of Australian-born mothers) 0.52 (0.43) −0.33-1.37 0.67 (0.40) −0.12-1.47
 Age when first drank infant formula products (months)
  Ethnicity (Ref: infants of Australian-born mothers) −0.53 (0.18) − 0.87- -0.18** − 0.92 (0.21) −1.33- -0.51***
 Age when first drank cow’s milk (months)
  Ethnicity (Ref: infants of Australian-born mothers) − 0.90 (0.75) −2.39-0.58 0.80 (0.67) − 0.54-2.13
 Age when first drank soy milk (months)
  Ethnicity (Ref: infants of Australian-born mothers) −0.98 (2.29) −5.63-3.67 − 0.32 (2.04) −4.66-4.01
 Age when first drank water-based drinks (months)
  Ethnicity (Ref: infants of Australian-born mothers) −3.28 (0.81) −4.88- -1.68*** −2.36 (0.84) − 4.02- -0.71**
 Age when first drank fruit juice (months)
  Ethnicity (Ref: infants of Australian-born mothers) −3.56 (0.56) −4.65- -2.46*** −1.89(0.54) −2.94- -0.80***
 Age when first ate soft, semi-solid, solid foods (months)
  Ethnicity (Ref: infants of Australian-born mothers) 0.41 (0.10) 0.21–0.61*** 0.22 (0.11) 0.01–0.43*
Variable OR 95% CI OR 95% CI
 Infant currently receiving breastmilk? (yes) 1.30 1.02–1.66* 0.97 0.67–1.41
 Infant ever had formula? (yes) 2.16 1.48–3.16*** 2.19 1.32–3.62**
 Infant ever had water? (yes) 1.72 1.26–2.34*** 2.45 1.55–3.87***
 Infant ever had cow’s milk? (yes) 0.58 0.41–0.82** 0.37 0.18–0.78**
 Infant ever had toddler milk? (yes) 2.07 1.30–3.31** 3.39 1.60–7.18***
 Infant ever had soy milk? (yes) 2.56 1.25–5.22** 1.67 0.60–4.61*
 Infant ever had any water-based drinks? (yes) 1.09 0.78–1.51 2.48 1.12–5.49*
 Infant ever had fruit juice? (yes) 2.05 1.54–2.71*** 4.03 2.50–6.51***
 Infant ever had solids? (yes) 0.62 0.48–0.80*** 0.41 0.25–0.68***
 Given water-based drinks ≤ 4 months? (yes) 3.33 1.74–6.34*** 7.77 1.96–30.77**
 Given fruit juice ≤ 4 months? (yes) 4.07 2.21–7.50*** 3.44 1.14–10.38*
 Given solids ≤ 4 months? (yes) 0.72 0.52–1.00 0.79 0.50–1.26
  1. Water-based drinks: cordial, soft drink, tea (excludes diluted fruit juice and infant formula products)
  2. Model 1: unadjusted. Model 2 was adjusted for maternal age, level of disadvantage, infant age at survey completion, presence of a spouse pre- and post- birth, educational qualifications, income, parity, current smoking status
  3. *p < 0.05; **p < 0.01; ***p < 0.001