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Table 5

Microbiological distribution according to microorganism count before and after pump-faucet or water fountain

ParametersBefore mean ± SD (min–max)After mean ± SD (min–max)p
Escherichia coli 0.64 ± 4.24 (0–30) 11.0 ± 28.5 (0–150) 0.014 
Coliform bacteria 0.64 ± 4.24 (0–30) 9.0 ± 28.0 (0–150) 0.041 
Pseudomonas aeruginosa 1.74 ± 7.66 (0–50) 0.115 
22 °C CFU 30.7 ± 96.74 (0–600) 150.8 ± 348.2 (0–1,500) 0.019 
37 °C CFU 40.3 ± 154.5 (0–1,000) 238 ± 421.4 (0–2,000) 0.002 
ParametersBefore mean ± SD (min–max)After mean ± SD (min–max)p
Escherichia coli 0.64 ± 4.24 (0–30) 11.0 ± 28.5 (0–150) 0.014 
Coliform bacteria 0.64 ± 4.24 (0–30) 9.0 ± 28.0 (0–150) 0.041 
Pseudomonas aeruginosa 1.74 ± 7.66 (0–50) 0.115 
22 °C CFU 30.7 ± 96.74 (0–600) 150.8 ± 348.2 (0–1,500) 0.019 
37 °C CFU 40.3 ± 154.5 (0–1,000) 238 ± 421.4 (0–2,000) 0.002 
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