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Table 5 Odds Ratios of perinatal mortality according to maternal nationality, stratified by parental employment status and maternal education

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

  cases = 1,346; n = 161,645 cases = 3,021; n = 774,096 cases = 373; n = 50,798 cases = 1,476; n = 463,756
  0 parents employed aORa (95 % CI) 2 parents employed aORa (95 % CI) <primary aORb (95 % CI) superior aORb (95 % CI)
EU27 0.80* (0.65-0.99)# 1.26** (1.09-1.46)# 0.86 (0.56-1.32) 1.15 (0.93-1.44)
EU 27 naturalized Belgian 0.39*** (0.23-0.66)# 0.87 (0.68-1.11)# 0.57 (0.18-1.80) 0.81 (0.56-1.18)
Turkey 1.00 (0.76-1.31) 1.04 (0.57-1.90) 0.95 (0.64-1.41) 2.29** (1.22-4.32)
Turkey naturalized Belgian 0.63* (0.43-0.92) 1.01 (0.67-1.52) 0.61 (0.34-1.09) 1.32 (0.66-2.66)
Maghreb 0.84 (0.69-1.01) 1.44* (1.01-2.06) 1.00 (0.74-1.35) 1.58* (1.04-2.39)
Maghreb naturalized Belgian 0.84 (0.67-1.05) 1.21 (0.93-1.57) 0.90 (0.62-1.30) 1.39 (0.96-2.01)
Sub-Saharan Africa 0.84 (0.69-1.02)# 1.76* (1.06-2.94)# 1.00 (0.66-1.51) 1.41 (0.88-2.26)
Sub-Saharan Africa naturalized Belgian 0.88 (0.60-1.28) 1.06 (0.62-1.84) 1.53 (0.85-2.74) 1.97** (1.21-3.20)
Eastern Europe 0.62*** (0.48-0.81) 0.46 (0.15-1.44) 0.91 (0.57-1.45) 0.37 (0.12-1.16)
Eastern Europe naturalized Belgian 0.35* (0.13-0.94) 0.76 (0.31-1.83) 0.86 (0.32-2.35) 0.73 (0.23-2.27)
  1. The reference group are women with Belgian nationality at delivery and of origin (OR = 1) * ≤ 0.05 ** ≤ 0.01*** ≤ 0.001
  2. aAdjusted for maternal age, parity and maternal education
  3. bAdjusted for maternal age, parity and parental employment status
  4. The other categories have been omitted for clarity
  5. #Interaction test (p < 0.05)