Table 4.
Descriptive statistics for per-protocol analysis of primary, secondary, and intermediate outcomes
| Control | Attended at least one session (Classic) | Attended all 20 sessions (Classic) | ||
|---|---|---|---|---|
| Children measured at baseline and endline | ||||
| Height-for-age Z score | −1·89 (1·06) | −1·91 (1·10) | −1·97 (0·97) | |
| Number of children | 1378 | 840 | 160 | |
| Weight-for-height Z score | 0·067 (0·92) | 0·059 (0·97) | 0·079 (0·95) | |
| Number of children | 1377 | 843 | 163 | |
| Children younger than 5 years | ||||
| Diarrhoea | 514/3617 (14%) | 319/2247 (14%) | 58/427 (14%) | |
| Height-for-age Z score | −1·74 (1·18) | −1·80 (1·24) | −1·87 (1·13) | |
| Number of children | 3320 | 2068 | 389 | |
| Weight-for-height Z score | 0·077 (0·98) | 0·031 (1·01) | 0·054 (0·98) | |
| Number of children | 3284 | 2034 | 384 | |
| Children younger than 2 years | ||||
| Diarrhoea | 232/1210 (19%) | 159/770 (21%) | 30/139 (22%) | |
| Length-for-age Z score | −1·54 (1·25) | −1·61 (1·34) | −1·72 (1·16) | |
| Number of children | 1095 | 711 | 126 | |
| Weight-for-length Z score | 0·18 (1·11) | 0·071 (1·10) | 0·077 (1·13) | |
| Number of children | 1065 | 680 | 122 | |
| Children younger than 1 year | ||||
| Diarrhoea | 109/644 (17%) | 65/379 (17%) | 14/76 (18%) | |
| Length-for-age Z score | −1·21 (1·29) | −1·26 (1·39) | −1·36 (1·19) | |
| Number of children | 602 | 359 | 70 | |
| Weight-for-length Z score | 0·31 (1·17) | 0·11 (1·22) | 0·15 (1·20) | |
| Number of children | 598 | 358 | 70 | |
| Household level | ||||
| Thermotolerant coliforms per 100 mL water (colony-forming units) | 139·8 (230·9) | 150·4 (239·1) | 157·6 (245·9) | |
| Number of households* | 362 | 238 | 54 | |
| Drinking water obtained from an improved source† | 2134/2723 (78%) | 1422/1751 (81%) | 283/341 (83%) | |
| Treatment of drinking water is adequate | 1101/2720 (41%) | 925/1751 (53%) | 212/341 (62%) | |
| Improved sanitation facility‡ | 805/2723 (30%) | 652/1751 (37%) | 149/341 (44%) | |
| Structurally complete sanitation facility (ie, floor, walls, and roof) | 695/2638 (26%) | 538/1688 (32%) | 115/333 (35%) | |
| Handwashing station observed, with soap and water | 47/2723 (2%) | 27/1751 (2%) | 13/341 (4%) | |
| Sanitary disposal of child faeces (for children <3 years) | 1115/1818 (61%) | 698/1128 (62%) | 136/205 (66%) | |
Data are number of children or number of households (%), or mean (SD).
*
Water sampling was done in 10% of all study households.
†
As defined by WHO and UNICEF, improved drinking water sources include piped water, public taps, tubewells, protected dug wells or springs, and rainwater.
‡
As defined by WHO and UNICEF, improved sanitation includes flush toilet, ventilated improved pit latrine, pit latrine with slab, and composting toilet.