Table 2. Water and sanitation factors of participants in Mekelle City, Tigray Region, Ethiopia, 2016.

Variables	Case = 110, Number (%)	Control = 220, Number (%)
Hand washing using
Only water	6(5.5)	14(6.4)
Sometimes with soap	27(24.5)	50(22.7)
Always with soap	77(70)	156(70.9)
Method for Waste disposal
By municipal	97(88.2)	204(92.7)
Buried	6(5.5)	6(2.7)
Dumped in street/open space	7(6.4)	8(3.6)