Table 1.
Baseline levels, changes in knowledge, reported water management, and hand hygiene practices by cohort
| Full sample (N = 334) | Information cohort (N = 79) | Hand cohort (N = 84) | Water cohort (N = 90) | Water/hand cohort (N = 81) | |
|---|---|---|---|---|---|
| Mean proportion causes of diarrhea correctly identified at baseline | 0.74 (0.16) | 0.73 (0.19) | 0.74 (0.16) | 0.75 (0.14) | 0.74 (0.13) |
| Mean change in proportion causes of diarrhea correctly identified BL to F1 | 0.02 (0.21) | 0.05 (0.23) | 0.02 (0.19) | −0.02 (0.23) | 0.03 (0.18) |
| Mean change in proportion causes of diarrhea correctly identified BL to F2 | 0.02 (0.21) | 0.03 (0.23) | 0.05 (0.20) | 0.03 (0.21) | −0.10 (0.18) |
| Mean number of water treatment methods cited at baseline | 1.21 (0.81) | 1.29 (0.88) | 1.12 (0.73) | 1.24 (0.81) | 1.20 (0.80) |
| Mean change in number of water treatment methods cited BL to F1 | 1.32* (1.16) | 1.20 (1.26) | 1.57 (1.06) | 1.29 (1.23) | 1.26 (1.03) |
| Mean change in number of water treatment methods cited BL to F2 | 1.25* (1.30) | 1.17 (1.38) | 1.42 (1.16) | 1.28 (1.39) | 1.16 (1.22) |
| Mean daily reported handwashing rates (times per day) at baseline | 3.78 (1.35) | 3.48 (1.46) | 3.91 (1.30) | 3.91 (1.36) | 3.77 (1.28) |
| Change in reported mean daily handwashing rates BL to F1 | 0.48* (1.38) | 0.50 (1.71) | 0.42 (1.41) | 0.52 (1.30) | 0.46 (1.17) |
| Change in reported mean daily handwashing rates BL to F2 | 0.69* (1.50) | 1.20 (1.77) | 0.66 (1.43) | 0.52† (1.28) | 0.52† (1.50) |
| Percentage reporting more soap use since BL at F1 | 0.39 (0.49) | 0.27 (0.44) | 0.37 (0.49) | 0.46‡ (0.50) | 0.44‡ (0.50) |
| Percentage reporting treatment of drinking water at baseline | 0.56 (0.50) | 0.57 (0.50) | 0.46 (0.50) | 0.66 (0.48) | 0.55 (0.50) |
| Change in percentage reporting treatment of drinking water BL to F1 | 0.11* (0.45) | 0.22 (0.42) | 0.13 (0.48) | 0.00‡ (0.47) | 0.14 (0.40) |
| Change in percentage reporting treatment of drinking water BL to F2 | 0.11* (0.55) | 0.21 (0.56) | 0.31 (0.60) | 0.00 (0.55) | 0.00‡ (0.45) |
| Percentage reporting improved water storage since BL at F1 | 0.31 (0.46) | 0.31 (0.46) | 0.24 (0.43) | 0.34 (0.48) | 0.36 (0.48) |
Standard deviations in parentheses.
*
Change for full sample is significantly different from zero (P < 0.05).
†
Difference between follow-up 2 and baseline is significantly different from information cohort (P < 0.05).
‡
Difference between follow-up 1 and baseline is significantly different from information cohort (P < 0.05).