Table 4. Effect of sanitation intervention (sanitation and WSH combined vs. control) on presence of STH eggs in soil.

A prevalence ratio < 1 indicates a reduction of STH eggs.

	All Eggs				Viable Eggs
	Unadjusted (N = 2006)		Adjusted (N = 1958)		Unadjusted (N = 2006)		Adjusted (N = 1958)
	Prevalence ratio (95% CI)	p	Prevalence ratio (95% CI)	p	Prevalence ratio (95% CI)	p	Prevalence ratio (95% CI)	p
Any STH	0.94 (0.78–1.13)	0.51	0.94 (0.76–1.17)	0.59	0.97 (0.76–1.25)	0.84	0.96 (0.72–1.26)	0.75
Ascaris	0.96 (0.76–1.21)	0.76	0.99 (0.76–1.28)	0.91	1.03 (0.77–1.40)	0.83	1.03 (0.74–1.44)	0.86
Trichuris	0.81 (0.57–1.16)	0.26	0.86 (0.62–1.19)	0.38	0.71 (0.45–1.13)	0.15	0.74 (0.46–1.21)	0.23