Household knowledge, attitudes and practices regarding water treatment and water storage at baseline and follow-up, western Kenya, 2011 and 2012.

Abbreviations: No. = Number, HCF = Health care facility, FRC = Free residual chlorine.*For some items, N may vary by small numbers.†P‡P§Improved drinking water sources include piped water, boreholes, public taps and protected wells or springs.Household knowledge, attitudes and practices regarding water treatment and water storage at baseline and follow-up, western Kenya, 2011 and 2012.