Beyond efficacy in water containers: Temephos and household entomological indices in six studies between 2005 and 2013 in Managua, Nicaragua

Table 1 Variables potentially related to entomological outcomes, derived from responses to the household questionnaire in the six surveys

Variable	Variable included in the questionnaire
Variable	2005	2006	2007	2011	2012	2013
Choice of manual search for larvae or spending C$5 per week on temephos	Included & retained
Assumed knowledge of life cycle of mosquito through recognizing a larva when shown	Included & retained	Included & retained		Included & retained	Included & retained
Perception of a lack of temephos (yes/no)	Included but not retained
Perception that the community itself can control the mosquito (ye/no)	Included & retained		Included & retained	Included but not retained		Included & retained
Ability to identify community leadership (can/cannot identify)	Included but not retained		Included but not retained
Perception of danger from dengue in the community (yes/no)		Included & retained
Perception of danger from dengue in the household (yes/no)		Included but not retained
Discussion of dengue prevention with neighbours (yes/no)		Included & retained	Included & retained			Included & retained
Education of the head of the family (primary or less/above primary)					Included & retained
Regularity of local water supply (regular/irregular)						Included & retained
Participation in local organisations (yes/no)						Included but not retained
Participation in a local dengue prevention activity (yes/no)						Included but not retained

“Included & retained” means the variable was included in the initial saturated GLMM model and retained in the final model.
“Included but not retained” means the variable was included in the initial saturated GLMM model but was not retained in the final model of variables all associated with the outcome at the 5% significance level.

ISSN: 1471-2458