Table 1

Means (95% confidence intervals) for birth weight, birth length, and head circumference for boys without hypospadias, and girls and boys with hypospadias, after adjustment for gestation

Birth weight (g)Birth length (cm)Head circumference (cm)
Boys3446 (3436 to 3456)50.9 (50.9 to 50.9)35.2 (35.1 to 35.2)
Girls3313 (3302 to 3323)50.0 (49.9 to 50.1)34.4 (34.4 to 34.5)
Hypospadias cases3220 (3093 to 3348)50.1 (49.5 to 50.8)34.6 (34.2 to 34.9)
p Value< 0.0001< 0.0001< 0.0001