Table 1.
Overview of all 121,771 observed water contacts of the 1,651 members of four epidemiological cohorts in Ndombo, Northern Senegal, during 175 days (7 days in each of 25 successive months) of observations; first the frequency and duration of all nine single water contact activities are given, followed by the most frequently observed combined activities
| Activity | Description | Total duration (min) | Total count | Average duration (min) |
|---|---|---|---|---|
| a | (Dis)embarking | 8858 | 4407 | 2.0 |
| b | Small bath | 11781 | 3670 | 3.2 |
| c | Bathing | 617543 | 54844 | 11.3 |
| d | Collecting water | 55659 | 29141 | 1.9 |
| e | Household | 91404 | 3282 | 27.9 |
| f | Animals | 13353 | 1215 | 11.0 |
| g | Private toilet | 510 | 216 | 2.4 |
| h | Fishing | 9353 | 383 | 24.4 |
| i | Irrigation | 11979 | 1572 | 7.6 |
| Subtotal | 820439 | 98730 | 8.3 | |
| a + b | (Dis)embarking + small bath | 957 | 368 | 2.6 |
| b + d | Small bath + collecting water | 5018 | 945 | 5.3 |
| b + g | Small bath + private toilet | 368 | 102 | 3.6 |
| c + d | Bathing + collecting water | 213561 | 14285 | 15.0 |
| c + d + e | Bathing + collecting water + household | 6711 | 203 | 33.1 |
| c + e | Bathing + household | 144252 | 3740 | 38.6 |
| c + f | Bathing + animals | 18889 | 1221 | 15.5 |
| c + h | Bathing + fishing | 2440 | 81 | 30.1 |
| c + i | Bathing + irrigation | 10331 | 483 | 21.4 |
| d + e | Collecting water + household | 34494 | 1453 | 23.7 |
| d + g | Collecting water + private toilet | 317 | 120 | 2.6 |
| Other | Combined activities with < 50 observations | 208 | 40 | 5.2 |
| Subtotal | 437546 | 23041 | 19.0 | |
| Total | All activities | 1257985 | 121771 | 10.3 |
| Per individual | 762 | 74 | ||
| Per individual per day | 4.4 | 0.42 |