Table 2:

Row percents of placenta characteristics of children who had epilepsy, seizures not associated with epilepsy, and no seizures.

		Epilepsy	Seizures not associated with epilepsy	No seizures	Row N
Placenta microbiology
# of species isolated	0	7	3	90	399
	1	8	4	88	207
	≥ 2	10	9	82	200
Aerobe	Yes	8	7	85	265
	No	7	4	89	541
Anaerobe	Yes	10	7	83	229
	No	7	4	89	577
Mycoplasma	Yes	5	10	85	80
	No	8	4	88	726
Skin organisms*	Yes	8	9	83	163
	No	7	4	89	643
Vaginal organisms†	Yes	9	8	83	129
	No	7	4	88	677
Total row percent		8	5	88
Maximum column N		61	39	706	806
Placenta histology
Chorionic plate inflammation1	Yes	8	9	82	154
	No	8	3	89	663
Chorion/decidua inflammation2	Yes	8	6	87	287
	No	7	4	89	530
Fetal stem vessel Infiltration	Yes	8	7	85	204
	No	7	4	89	609
Umbilical cord vasculitis3	Yes	8	8	84	132
	No	7	4	89	668
Fetal stem vessel thrombosis	Yes	7	7	85	41
	No	8	4	88	771
Infarct	Yes	6	4	90	146
	No	8	4	88	679
Increased syncytial Knots	Yes	7	3	90	165
	No	8	5	87	663
Decidual hemorrhage/fibrin deposition	Yes	9	2	89	139
	No	7	5	88	667
Total row percent		8	4	88
Maximum column N		63	36	729	828

^*Corynebacterium sp, Propionebacterium sp, Staphylococcus sp