Table 2.

Birth outcomes in the affected and less-affected areas

	Affected area	Less-affected area	p value
Gestational age (weeks, mean ± SD) (n)	39.1 ± 1.1 (832)	39.0 ± 1.1 (867)	0.17
Birth mass (g, mean ± SD) (n)	3067.4 ± 351.4 (823)	3055.5 ± 369.4 (864)	0.47
Birth thoracic circumference (cm, mean ± SD) (n)	32.0 ± 1.5 (817)	32.0 ± 1.6 (855)	0.85
Birth head circumference (cm, mean ± SD) (n)	33.2 ± 1.3 (815)	33.2 ± 1.4 (852)	0.93
Total number of newborns (n)	823	865
Male [n (%)]	423 (51.4)	426 (49.2)	0.38
Female [n (%)]	400 (48.6)	439 (50.8)
Proportion of low birth weight newborns	823	864	0.31
n (%)	42 (5.1)	54 (6.3)