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Table 8

Microbiological parameters for samples before and after purification collected from residential treatment device water

ParametersBefore mean ± SD (min–max)After mean ± SD (min–max)p
Escherichia coli 18.7 ± 89.5 (0–500) 0.48 ± 1.89 (0–9) 0.156 
Coliform bacteria 26.5 ± 128.9 (0–700) 0.46 ± 1.89 (0–9) 0.160 
Pseudomonas 1.2 ± 5.2 (0–30) 1.7 ± 7.5 (0–50) 0.664 
Clostridium perfringens 1.54 ± 9.92 (0–70) 0.539 
22 °C CFU 28.0 ± 86.6 (0–400) 42.4 ± 158.9 (0–1,000) 0.363 
37 °C CFU 26.2 ± 104.5 (0–500) 52.7 ± 167.4 (0–1,000) 0.278 
ParametersBefore mean ± SD (min–max)After mean ± SD (min–max)p
Escherichia coli 18.7 ± 89.5 (0–500) 0.48 ± 1.89 (0–9) 0.156 
Coliform bacteria 26.5 ± 128.9 (0–700) 0.46 ± 1.89 (0–9) 0.160 
Pseudomonas 1.2 ± 5.2 (0–30) 1.7 ± 7.5 (0–50) 0.664 
Clostridium perfringens 1.54 ± 9.92 (0–70) 0.539 
22 °C CFU 28.0 ± 86.6 (0–400) 42.4 ± 158.9 (0–1,000) 0.363 
37 °C CFU 26.2 ± 104.5 (0–500) 52.7 ± 167.4 (0–1,000) 0.278 
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