Table 1. Newborn characteristics among children with and without epilepsy.

Characteristic	With epilepsy	Without epilepsy	p value
	0.7% (n = 302)	(n = 43,087)
Male	52.6	51.1	0.58
Female	47.4	48.9
Mean birthweight±SD (g)	3381.8±782.1	3508.7±600.0	0.07
≤2499	10.6	4.5	≤0.001
2500–2999	10.6	10.3
3000–3499	29.1	31.3
3500–3999	29.8	35.6
≥4000	19.9	18.4
SGA (<90 percentile)	13.9	10.1	0.03
Mean birth height±SD (cm)	49.8±3.1	50.0±1.8	0.68
Mean head circumference±SD (cm)	34.8±2.5	35.0±1.8	0.19
Apgar score at 1 min. ≤6	12.9	4.9	≤0.001
Apgar score at 5 min. ≤6	4.6	2.0	0.001
Venous pH ≤7.15	5.2	3.2	0.14
Arterial pH ≤7.15	18.1	15.6	0.39
Major congenital anomaly	3.0	0.8	≤0.001

SGA = small for gestational age, SD = standard deviation.