The Added Value of Water, Sanitation, and Hygiene Interventions to Mass Drug Administration for Reducing the Prevalence of Trachoma: A Systematic Review Examining

Table 1

Excluded studies and reason for exclusion.

Author and year	Title	Reason for exclusion
Astle et al., 2006 [6]	Trachoma control in Southern Zambia—an international team project employing the SAFE strategy	Spot treatment
Edwards et al., 2006 [7]	Impact of health education on active trachoma in hyperendemic rural communities in Ethiopia	No MDA
Khandekar et al., 2005 [8]	Active trachoma, face washing (F), and environmental improvement (E) in a high-risk population in Oman	Spot treatment
Ngondi et al., 2006 [9]	Effect of 3 years of SAFE (surgery, antibiotics, facial cleanliness, and environmental change) strategy for trachoma control in southern Sudan: a cross-sectional study	Impact Survey
Ngondi et al., 2008 [10]	Associations between active trachoma and community intervention with antibiotics, facial cleanliness, and Environmental improvement (A, F, E).	Assessed risk factors
Ngondi et al., 2010 [11]	Estimation of effects of community intervention with antibiotics, facial cleanliness, and environmental improvement (A, F, E) in five districts of Ethiopia hyperendemic for trachoma	Impact survey
Roba et al., 2011 [12]	Effects of intervention with the SAFE strategy on trachoma across Ethiopia	Impact survey