Table 5:

Adjusted risk of neonatal death among small-for-gestational-age (SGA) and non-SGA infants according to whether weight classification was defined by the Canadian birth-weight curve or by world region–specific birth-weight curves

Group	Group; adjusted OR* (95% CI)
	All infants	SGA infants		Non-SGA infants
		Canadian curve	World region– specific curves	Canadian curve	World region– specific curves
Nonimmigrants (referent)	1.00	1.00	1.00	1.00	1.00
All immigrants	1.09 (0.98–1.21)	0.83 (0.72–0.95)	1.24 (1.08–1.42)	0.97 (0.82–1.16)	1.01 (0.86–1.20)
Immigrants by world region of origin
Europe, Western nations	1.04 (0.82–1.30)	1.24 (0.94–1.64)	1.27 (0.96–1.68)	0.82 (0.55–1.21)	0.82 (0.55–1.21)
Africa, Caribbean	1.62 (1.32–1.97)	1.48 (1.18–1.85)	2.25 (1.79–2.83)	0.79 (0.51–1.23)	0.84 (0.55–1.27)
North Africa, Middle East	1.01 (0.76–1.33)	0.84 (0.58–1.21)	1.08 (0.74–1.57)	1.02 (0.66–1.59)	1.03 (0.67–1.59)
Latin America	1.04 (0.76–1.43)	0.91 (0.63–1.32)	1.30 (0.89–1.89)	0.78 (0.44–1.39)	0.74 (0.42–1.31)
East and Southeast Asia, Pacific	0.83 (0.68–1.03)	0.65 (0.50–0.84)	1.02 (0.79–1.33)	0.76 (0.53–1.08)	0.73 (0.51–1.04)
South Asia	1.13 (0.96–1.32)	0.57 (0.46–0.71)	0.95 (0.75–1.21)	1.34 (1.05–1.72)	1.46 (1.16–1.83)

Note: CI = confidence interval, OR = odds ratio.

^*Adjusted for maternal age, parity, income quintile and year of delivery.