Assessing the Effects of Cool Roofs on Indoor Environments and Health in Ouagadougou, Burkina Faso (REFLECT)

A cluster Randomised Controlled Trial (cRCT) Evaluating the Effects of Cool Roofs on Health, Environmental and Economic Outcomes in Ouagadougou, Burkina Faso

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

PACTR

Registry ID

PACTR202412736643302

Enrollment

800

Registered

2024-12-31

Start date

2025-01-15

Completion date

Unknown

Last updated

2026-09-14

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Circulatory System Mental and Behavioural Disorders Nutritional, Metabolic, Endocrine Respiratory Cardiology

Interventions

Cool roof

Standard Roof

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Participant criteria: • Consenting adults aged 18 years and over. Household criteria: • House has a metal roof. • House is single-story.

Exclusion criteria

Exclusion criteria: • Roof damage, inaccessible or instability of roof adversely affecting cool roof coating application and data collection. • Participant unable to provide written/verbal informed consent.

Design outcomes

Primary

Measure	Time frame
Resting heart rate Resting heart rate in beats per minute measured as the average of three readings in the left arm over one hour using Blip portable automated sphygmomanometers. ;Blood glucose control Three-month average of blood glucose in mmol/mol measured as glycosylated hemoglobin (HbA1c) using capillary blood and the HemoCue® HbA1c 501 System. ;Depression Self-reported presence and frequency of symptoms of depression assessed using aggregate score of the Patient Health Questionnaire 9 (PHQ-9).	—

Measure

Time frame

Resting heart rate Resting heart rate in beats per minute measured as the average of three readings in the left arm over one hour using Blip portable automated sphygmomanometers. ;Blood glucose control Three-month average of blood glucose in mmol/mol measured as glycosylated hemoglobin (HbA1c) using capillary blood and the HemoCue® HbA1c 501 System. ;Depression Self-reported presence and frequency of symptoms of depression assessed using aggregate score of the Patient Health Questionnaire 9 (PHQ-9).

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Secondary

Measure	Time frame
Systolic Blood Pressure Maximum blood pressure (mmHg) during systole measured as the average of three readings in the left arm over one hour using Blip portable automated sphygmomanometers. ;Diastolic Blood Pressure Minimum blood pressure (mmHg) during diastole measured as the average of three readings in the left arm over one hour using Blip portable automated sphygmomanometers. ;Inner Ear Canal Temperature Internal body temperature (?) measured once using Braun digital ear thermometer. ;Dehydration Dehydration as indicated by urine specific gravity =1.020 measured as urine specific gravity using Siemens Multistix SG dipstick. ;Hospitalization Self-reported overnight hospital stay in the past four weeks assessed using a recall questionnaire. ;Heat-related symptoms Self-reported heat-related symptoms in the past month, assessed using a recall questionnaire. ;Physician diagnosed heat-related illnesses Self-reported new diagnosis from a medical practitioner of a heat-related illness in the last month assessed using a recall questionnaire. ;Healthcare provider utilization Self-reported healthcare provider utilization in the past four weeks assessed using a recall questionnaire. ;Food insecurity Self-reported experience-based measure of individual food security assessed using the Food Insecurity Experience Scale (FIES). ;Diet quality Self-reported individual food group consumption in the previous 24 hours assessed using the Diet Quality Questionnaire (DQQ). ;Health-related quality of life Current self-reported health-related quality of life assessed using the EuroQol EQ-5D-5L quality assessment tool. ;Life satisfaction Current self-reported life satisfaction assessed using the World Values Survey. ;Cognition Accuracy and response time to the four-choice Deary-Liewald Test measured using the CogniFit app-based assessment tool. ;Sleep quality Self-reported sleep distrubance assessed using the Athens Insomnia Scale (AIS). ;Aggression Self-rep	—

Measure

Time frame

Systolic Blood Pressure Maximum blood pressure (mmHg) during systole measured as the average of three readings in the left arm over one hour using Blip portable automated sphygmomanometers. ;Diastolic Blood Pressure Minimum blood pressure (mmHg) during diastole measured as the average of three readings in the left arm over one hour using Blip portable automated sphygmomanometers. ;Inner Ear Canal Temperature Internal body temperature (?) measured once using Braun digital ear thermometer. ;Dehydration Dehydration as indicated by urine specific gravity =1.020 measured as urine specific gravity using Siemens Multistix SG dipstick. ;Hospitalization Self-reported overnight hospital stay in the past four weeks assessed using a recall questionnaire. ;Heat-related symptoms Self-reported heat-related symptoms in the past month, assessed using a recall questionnaire. ;Physician diagnosed heat-related illnesses Self-reported new diagnosis from a medical practitioner of a heat-related illness in the last month assessed using a recall questionnaire. ;Healthcare provider utilization Self-reported healthcare provider utilization in the past four weeks assessed using a recall questionnaire. ;Food insecurity Self-reported experience-based measure of individual food security assessed using the Food Insecurity Experience Scale (FIES). ;Diet quality Self-reported individual food group consumption in the previous 24 hours assessed using the Diet Quality Questionnaire (DQQ). ;Health-related quality of life Current self-reported health-related quality of life assessed using the EuroQol EQ-5D-5L quality assessment tool. ;Life satisfaction Current self-reported life satisfaction assessed using the World Values Survey. ;Cognition Accuracy and response time to the four-choice Deary-Liewald Test measured using the CogniFit app-based assessment tool. ;Sleep quality Self-reported sleep distrubance assessed using the Athens Insomnia Scale (AIS). ;Aggression Self-rep

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Countries

Burkina Faso

Contacts

Public ContactIdrissa Ouili

Assistant professor at University of Joseph Ki Zerbo

ouilidris@gmail.com+22660158080

Outcome results

None listed

Source: PACTR (via WHO ICTRP) · Data processed: Sep 19, 2026