| Characteristics (N = 40) | Phase I (n = 26) | Phase II (n = 14) | p | OR [IC] |
| Age in years | ||||
| <5 (n = 6) | 1 | 5 | 0.007 | 0.07 [0.007 - 0.7] |
| ≥5 (n = 34) | 25 | 9 | ||
| Sex | ||||
| Male (n = 16) | 9 | 7 | 0.34 | 0.52 [0.14 - 1.98] |
| Female (n = 24) | 17 | 7 | ||
| Provenance (Municipality) | ||||
| Foyer de Bilolo (n = 24) | 17 | 7 | 0.03 | 4.85 [1.09 - 21.51] |
| Foyer de Nola (n = 12) | 4 | 8 | ||
| Foyer de Salo (n = 4) | 1 | 3 | 0.07 | 7.28 [0.64 - 82.62] |
| years | ||||
| 2018 (n = 21) | 11 | 10 | 0.07 | 0.29 [0.07 - 1.18] |
| 2017 (n = 19) | 15 | 4 | ||
| Daily activities | ||||
| Solarized (n = 25) | 22 | 3 | 0.23 | 2.66 [0.5 - 14.06] |
| Non-solarized (n = 15) | 4 | 11 | ||
| History | ||||
| Yes (n = 6) | 1 | 5 | 0.007 | 0.07 [0.007 - 0.7] |
| No (n = 34) | 25 | 9 | ||