Table 3. Behavioural factors at follow-up (4 months post-deworming), by intervention group, Grade 5 schoolchildren in Belen, Peru, 2010.
| Behaviours | Intervention | Control | Difference between proportionsa |
| (n = 518) | (n = 571) | [difference (95% CI)] | |
| Has dirty nails [#, (%)] | 128 (24·7) | 128 (22·4) | 2·3 (−2·9, 7·5) |
| Drinks water directly [#, (%)] | 253 (48·8) | 357 (62·5) | −13·7 (−19·7, −7·6)* |
| Bathes in Itaya river [#, (%)] | Always: 47 (9·1) | Always: 50 (8·8) | 0·3 (−3·2, 3·9) |
| Sometimes: 120 (23·2) | Sometimes: 190 (33·3) | −10·1 (−15·6, −4·6)* | |
| Never: 351 (67·8) | Never: 331 (58·0) | 9·8 (3·9, 15·7)* | |
| Defecates in open air [#, (%)] | Always: 6 (1·2) | Always: 3 (0·53) | 0·7 (−0·6, 1·9) |
| Sometimes: 47 (9·1) | Sometimes: 48 (8·4) | 0·7 (−2·9, 4·2) | |
| Never: 465 (89·8) | Never: 520 (91·1) | −1·3 (−5·0, 2·4) | |
| Uses toilet paper when defecates | Always: 458 (88·4) | Always: 502 (87·9) | 0·5 (−3·5, 4·5) |
| [#, (%)] | Sometimes: 57 (11·0) | Sometimes: 69 (12·1) | −1·1 (−5·1, 2·9) |
| Never: 3 (0·6) | Never: 0 (0) | 0·6 (−0·3, 1·4) | |
| Washes hands after going to | Always: 413 (79·7) | Always: 440 (77·1) | 2·6 (−2·4, 7·7) |
| bathroom [#, (%)] | Sometimes: 100 (19·3) | Sometimes: 127 (22·2) | −2·9 (−7·9, 2·1) |
| Never: 5 (1·0) | Never: 4 (0·7) | 0·3 (−1·0, 1·5) | |
| Uses soap when washing hands | Always: 358 (69·1) | Always: 394 (69·0) | 0·1 (−5·5, 5·7) |
| after going to bathroom [#, (%)] | Sometimes: 137 (26·4) | Sometimes: 154 (27·0) | −0·6 (−6·0, 4·9) |
| Never: 23 (4·4) | Never: 23 (4·0) | 0·4 (−2·2, 3·0) | |
| Washes hands before eating | Always: 402 (77·6) | Always: 449 (78·6) | −1·0 (−6·1, 4·1) |
| [#, (%)] | Sometimes: 111 (21·4) | Sometimes: 120 (21·0) | 0·4 (−4·6, 5·5) |
| Never: 5 (1·0) | Never: 2 (0·4) | 0·6 (−0·5, 1·8) | |
| Uses soap when washing hands | Always: 355 (68·5) | Always: 397 (69·5) | −1·0 (−6·7, 4·7) |
| before eating [#, (%)] | Sometimes: 120 (23·2) | Sometimes: 133 (23·3) | 0·0 (−5·3, 5·0) |
| Never: 43 (8·3) | Never: 41 (7·2) | 1·1 (−2·2, 4·5) | |
| Washes fruit before eating [#, (%)] | Always: 418 (80·7) | Always: 460 (80·6) | 0·1 (−4·7, 5·0) |
| Sometimes: 89 (17·2) | Sometimes: 103 (18·0) | −0·8 (−5·6, 3·9) | |
| Never: 8 (1·5) | Never: 8 (1·4) | 0·1 (−1·4, 1·7) | |
| Walks barefoot [#, (%)] | Always: 48 (9·3) | Always: 52 (9·1) | 0·2 (−3·4, 3·8) |
| Sometimes: 299 (57·7) | Sometimes: 336 (58·8) | −1·1 (−7·2, 4·9) | |
| Never: 171 (33·0) | Never: 183 (32·0) | 1·0 (−4·8, 6·7) | |
| Wears shoes/sandals at home | 508 (98·1) | 566 (99·1) | −1·0 (−2·6, 0·5) |
| [#, (%)] |
a
Difference between intervention and control groups.
*
Statistically significant difference between intervention and control groups.