Table 2. Mortality and Relative Birth Weight by Age Group 1979–2011.

Age group (years)	Relative Birth Weight	Person-Years of Follow-Up (1000s)	No. of Deaths	HR (95% CI)
<2	SGA	318	2349	3.47 (3.30–3.64)
	Normal	2611	5732	1 [Reference]
	LGA	363	601	0.78 (0.72–0.85)
2–5	SGA	588	196	1.70 (1.45–1.99)
	Normal	4706	866	1 [Reference]
	LGA	651	108	0.96 (0.79–1.17)
6–13	SGA	993	163	1.42 (1.20–1.68)
	Normal	7422	813	1 [Reference]
	LGA	974	113	1.14 (0.93–1.38)
14–19	SGA	556	230	1.34 (1.16–1.54)
	Normal	3773	1133	1 [Reference]
	LGA	432	122	0.98 (0.82–1.19)
20–29	SGA	458	264	1.30 (1.14–1.49)
	Normal	2823	1249	1 [Reference]
	LGA	284	132	1.05 (0.88–1.26)
≥30	SGA	23	14	1.06 (0.60–1.88)
	Normal	139	77	1 [Reference]
	LGA	13	5	0.70 (0.28–1.72)

Abbreviation: SGA, small for gestational age; LGA, large for gestational age; HR, Hazard ratio; CI, Confidence interval