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Table 2 Low birth weight (Odds ratios and crude rates) according to maternal nationality

From: Are all immigrant mothers really at risk of low birth weight and perinatal mortality? The crucial role of socio-economic status

  Per 100 live births cases = 71,413 n = 1,346,789 cases = 70,460 n = 1,330,902 cases = 65,848 n = 1,263,982 cases = 67,416 n = 1,289,806 cases = 63,224 n = 1,227,848
  Crude rates OR (95 % CI) aORa (95 % CI) aORb (95 % CI) aORc (95 % CI) aORd (95 % CI)
Belgium 5,4 1 1 1 1 1
EU27 5,3 0.98 (0.95-1.00) 0.98 (0.95-1.01) 0.84*** (0.81-0.87) 0.90*** (0.87-0.92) 0.82*** (0.79-0.84)
EU 27 naturalized Belgian 5,55 1.03 (0.98-1.07) 1.02 (0.97-1.07) 0.94* (0.89-0.98) 0.98 (0.93-1.02) 0.93** (0.89-0.98)
Turkey 4,7 0.86*** (0.80-0.92) 0.84*** (0.79-0.90) 0.64*** (0.60-0.69) 0.67*** (0.63-0.72) 0.59*** (0.55-0.64)
Turkey naturalized Belgian 4,85 0.89*** (0.83-0.95) 0.90** (0.84-0.96) 0.73*** (0.68-0.78) 0.75*** (0.71-0.80) 0.70*** (0.64-0.73)
Maghreb 3,8 0.70*** (0.67-0.73) 0.67*** (0.64-0.04) 0.49*** (0.46-0.51) 0.54*** (0.51-0.56) 0.45*** (0.43-0.47)
Maghreb naturalized Belgian 3,8 0.70*** (0.66-0.73) 0.70*** (0.66-0.73) 0.56*** (0.53-0.59) 0.59*** (0.56-0.62) 0.53*** (0.50-0.56)
Sub-Saharan Africa 6,6 1.23*** (1.17-1.29) 1.20*** (1.14-1.26) 0.78*** (0.74-0.83) 1.0 (0.95-1.05) 0.77*** (0.72-0.81)
Sub-Saharan Africa naturalized Belgian 5,9 1.10* (1.01-1.19) 1.11** (1.03-1.20) 0.85*** (0.78-0.92) 0.99 (0.91-1.07) 0.83*** (0.76-0.90)
Eastern Europe 4,9 0.90** (0.84-0.96) 0.89*** (0.83-0.95) 0.57*** (0.53-0.62) 0.72*** (0.67-0.77) 0.55*** (0.51-0.60)
Eastern Europe naturalized Belgian 4,3 0.78*** (0.69-0.89) 0.80*** (0.70-0.91) 0.66*** (0.57-0.76) 0.69*** (0.61-0.80) 0.64*** (0.56-0.73)
  1. * ≤ 0.05 ** ≤ 0.01*** ≤ 0.001
  2. aadjusted for maternal age and parity
  3. badjusted for maternal age, parity and parental employment status
  4. cadjusted for maternal age, parity and maternal education
  5. dadjusted for maternal age, parity, parental employment status and maternal education