Table 3.

Distribution of iNOS marker in heart sections of (GII) and (GIV)

	Group	N	Mean Rank	Z score	P value
iNOS distribution	GII GIV Total	11 11 22	15.27 7.73	− 2.83	0.005*

GII: Infected untreated control group, GIV: infected− aminoguanidine treated group

iNOS: inducible nitric oxide synthase

*P < 0.05 (statistically significant)

Mann−Whitney U test