Table 2: Monthly variation of Salmonella isolated from Community taps and River Kandutura in Nakuru North Sub-county between January and December 2013.

 Months
Sampling Site  Jan Feb March April May June July Aug Sept Oct Nov Dec P-value
Community Taps
E. coli (n) isolates (n=85) 8
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)
(100)		 7
(100)		 >0.05
Shigella (n=85)
(n) isolates		 8
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 >0.05
Salmonella
(n) isolates (n=85)		 8
(66.7)		 7
(66.7)		 7
(60)		 7
(13.3)		 7
(13.3)		 7
(21.3)		 7
(33.3)		 7
(46.7)		 7
(33.3)		 7
(33.3)		 7
(46.7)		 7
(53.3)		 >0.05
River Kandutura
E. coli (n) isolates (n=85) 8
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 >0.05
Shigella (n) isolates (n=85) 8
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 7
(100)		 >0.05
Salmonella isolates (n=85) 8
(66.7)		 7
(66.7)		 7
(46.7)		 7
(6.7)		 7
(13.3)		 7
(20)		 7
(26.7)		 7
(46.7)		 7
(26.7)		 7
(33.3)		 7
(46.7)		 7
(46.7)		 >0.05

Figures in brackets represent prevalence in %.