Table 2.

Isolated versus combined brain pathologies in the three groups of the study.

	Death (12)	ND (12)	NND (82)	Total	X2	P
IP	1	4	26	31	2.87	NS
CP	11	7	4	22	59.6	<0.001
Total	12	11	30	53	26.2	<0.001

IP: isolated pathology, CP: combined pathologies, NS: non-significant.