Inclusion criteria | Exclusion criteria |
---|---|
Ceiling net installation | |
At least one permanent resident aged 18 years or older in the household | Vacant dwelling structure (confirmed with at least two visits by CHVs) |
Informed consent provided by at least one adult in the household | Dwelling structure to be vacated or destroyed within the study period |
Cross-sectional survey | |
Age between three and 15 years old | Severe chronic illnesses |
Living in the study area during the study period | |
Informed consent was provided by the parent or guardian before each survey | |
Prospective cohort survey | |
Living in the study area at the time of Olyset®Plus ceiling net installation | Severe chronic illnesses |
No plan to leave or stay outside the study area for an extended period (longer than one month) over the 12-month follow-up period | Pregnancy |
Informed consent provided (if the participant is a minor, informed consent must be provided by the participant’s parent or guardian) |