From: The effect of maternal anthropometric characteristics and social factors on gestational age and birth weight in Sudanese newborn infants
High social class
Middle social class
Low social class
p-value
(N = 43)
(N = 313)
(N = 644)
Gestational age (weeks)
39.1 (1.2)
39.1 (1.9)
39.0 (1.7)
p = 0.777
Birth weight (g)
3208.1 (590.7)
3164.9 (541.9)
3110.5 (533.5)
p = 0.218