Table 2.

Primary and secondary outcome measures for evaluating diarrhea and dengue interventions in rural primary schools in La Mesa and Anapoima municipalities, Cundinamarca, Colombia

Outcome	Collected by	Frequency of collection	Source
Primary outcomes
Incidence rate of diarrhea in school children	School absence registers and parental confirmation (telephone interview)	Recorded daily, collected weekly	Teachers; children’s parents
Density of adult female Aedes aegypti in each school (that is, number of mosquitoes collected per time unit)	Electric Prokopack aspirator in 10 to 15 min per classroom	At 4, 9, and 15 months post-intervention	Collections in schools
Secondary outcomes
Breteau index (number of containers with Ae. aegypti immatures/100 schools)	Dippers and nets	At 4, 9, and 15 months post-intervention	Containers in schools
Number of pupil absence episodes and absence days due to diarrhea	School absence registers and parental confirmation (telephone interview)	Recorded daily, collected weekly	Teachers and parents of children
Number of pupil absence episodes and days due to probable dengue	School absence registers, parental confirmation (telephone interview), and health clinic confirmation. Probable cases defined based on WHO criteria [13]	Recorded daily, collected weekly	Teachers, parents, and health clinics
Number of pupil absence episodes and days due to all-cause illness	School absence registers and parental confirmation (telephone interview)	Recorded daily, collected weekly	Teachers and parents of children
Values of drinking water quality parametersa	Water samples	At 4, 9, and 15 months post-intervention	Drinking water containers in schools
Values of calculated KAP-scores	Questionnaires	At 4, 9, and 15 months post-intervention	School children

^aIn-situ: temperature, pH, electrical conductivity, total dissolved solids; Laboratory: Total coliforms, fecal coliforms, and E. coli.