Table 2.

Descriptive statistics of bacterial contamination by colony-forming units (CFU/mL), frequency, and type of thermotolerant coliform identified

Coliform levels
Thermotolerant coliform count (CFU/mL)—median (IQR 1st–3rd Quantile)	2 (0–85)
Thermotolerant coliform count (CFU/mL)—mean (SD)	100.0 (177.9)

Bacterial types	Households, % (95% CI) N
Thermotolerant coliform (any level)	55.4% (49.7,61.0) 174
Escherichia coli	37.3% (31.9, 42.9) 117
Klebsiella	8.0% (5.2, 11.5) 25
Enterobacter	5.1% (95% CI: 2.9, 8.1) 16
Citrobacter	2.5% (95% CI: 1.1, 5.0) 8