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Table 3 Contamination risk level percentage of the assessed water sources

From: Bacteriological quality and associated risk factors of drinking water in Eastern zone, Tigrai, Ethiopia, 2019

Sanitation score Frequency Percent Risk category
0–2 29 31 Low
3–5 19 20 Medium
6–8 32 34 High
9–10 14 15 Very high
Total 94 100