Table 2.

Cross tabulation of demographic variables with prevalence of E. coli.

Variable	Category	E. coli (+)	E. coli (−)	Prevalence	X 2	P value
Sex	Male	4	44	8.3	0.285	0.594
	Female	6	46	11.5
Age groups in years	0–17	4	31	11.4	0.635	0.88
	18–30	2	28	6.7
	31–50	2	18	10
	>51	2	13	13.3