Table 4. Risk factors, signs, and symptoms significantly (p<0.05) associated with treatment groups, as determined by univariable analysis.

Treatment groupa	Risk factor, sign, and symptom	p-valueb
Tx1	Occupation: farmer	0.011
	Occupation: builder and artisan	0.028
	Drinking water: rain	0.005
	Headache	0.049
	Vertigo	0.018
	Worm infections considered frequent in household	0.020
Tx2	Occupation: farmer	0.015
	Occupation: tertiary sector	0.018
	Tile or carpet flooring	0.010
	Type of toilet: WC	0.047
	Open defecation	0.022
	Natural water contact: washing oneself	0.010
	Natural water contact: cooking	0.022
	Natural water contact: washing children	0.035
	Natural water contact: cultivating rice	0.010
	Drinking water: natural water body	0.001
	Drinking water: rain	0.042
	Drinking water: fountain	0.017
	Using soap for washing clothes	0.015
	Using soap for washing dishes	0.025
	Washing hands after defecation	0.005
	Washing hands when returning from work	0.004
	Having poultry	0.043
	Worm infections considered frequent in household	0.004
Tx3	Occupation: tertiary sector	0.044
	Tile or carpet flooring	0.009
	Uncemented latrine	0.028
	Natural water contact: washing oneself	0.011
	Natural water contact: cultivating rice	0.011
	Drinking water: natural water body	0.003
	Drinking water: fountain	0.018
	Using soap for washing clothes	0.018
	Washing hands after defecation	0.005
	Washing hands when returning from work	0.002
	Worm infections considered frequent in household	0.002

The study was carried out in June 2010 in the Taabo health demographic surveillance system, south-central Côte d’Ivoire.

^aTx1, treatment group 1 (i.e., praziquantel against schistosomiasis); Tx2, treatment group 2 (i.e., benzimidazole against soil-transmitted helminthiasis); Tx3, treatment group 3 (i.e., praziquantel and benzimidazole against schistosomiasis and soil-transmitted helminthiasis, respectively).

^bUnivariable analysis, using χ² test statistics and Fisher’s exact test, as appropriate.