Table 3.

Body weight and mortality of single and twin newborns during the first months of life, in a model of intrauterine growth under natural maternal undernutrition.

	Body weight (Kg)			Mortality (%)
	At birth	7 days	30 days	1–2 days	7 days	30 days
Singles	4.49 ± 0.43	5.58 ± 0.50	8.22 ± 1.83	7.1	14.3	14.3
Twins	3.52 ± 0.46	3.78 ± 0.68	5.38 ± 1.19	5.0	20.0	45.0
p value	< 0.001	< 0.001	< 0.001	ns	ns	0.05

ns, not significant.