Assessing dengue transmission risk and a vector control intervention using entomological and immunological indices in Thailand: study protocol for a cluster-randomized controlled trial

Table 2 Eligibility criteria by location, cluster, household, and individual

Level	Inclusion criteria	Exclusion criteria
Village	- Within ring roads of each city (stratum)	- Area < 0.125 km²
	- Populated residential areas	- Number of houses < 100
		- Population < 300
		- Coverage of residential area 70–80% (scattered housing)
		- Non-residential areas, e.g., agricultural fields, airports, industrial areas, commercial areas, (e.g., shopping malls), government offices, lakes, army camps, hospitals, and schools
Cluster	- All points of the cluster are at least 100 m from the nearest point of the village border
Household	- Households that are permanently inhabited	- Apartment buildings
	- Households that are permanently inhabited	- Abandoned houses
	- Households that are built or re-populated during the study period	- Non-permanent households
Individual	- Individuals in households where household head has signed informed consent for household to participate in project	- A travel history outside the village during the previous 7 days
	- Self-reported fever within the last 7 days	- Chronic disease, such as HIV/AIDS, or other health condition that preclude participation in the study
	- Age ≥ 1 year old	- Apparent inability to give informed consent, e.g., due to mental disability

There is a distinction between being included in the final evaluation of endpoints and inclusion for receiving interventions. For example, abandoned houses and non-permanent household structures are not included in evaluation of endpoints, but they may be treated with an intervention if they are located within a radius of 100 m and as feasibly possible

ISSN: 1745-6215