Table 3. Population attributable fractions of modifiable factors associated with tungiasis.

	Attributable risk	% exposed among cases	PAF
Floor of sand or clay inside the house	0,89	82.5	73.7
Common resting place outside house	0,86	76.2	65.5
Regular use of footwear	0,66	77.4	51.1
Presence of pigs on compound	0,94	40.1	37.9