About this trial
This study is to determine if hypertension management by community health workers (CHW) supported by a mobile health application and remote physician supervision is non-inferior to management by a physician for the primary outcome of improvement in systolic blood pressure. The target population is patients with hypertension in rural Guatemala. Study duration will be 12-24 months.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Adults age 18 or greater with diagnosis of hypertension AND blood pressure (BP) greater than or equal to 140/90 OR currently taking antihypertensive medication.
Ability to provide informed consent
Disqualifiers
Pregnancy
Severe comorbid condition(s) with life expectancy less than 1 year
Trial design
Parallel
Treatments tested in this trial
CommCare with Mobile Clinical Decision Support (CDS) Application
Other interventionFor those assigned to the CHW arm, management will be assisted by CDS from the CommCare application.
Remote Supervision by Physicians
Other interventionteleconsultation with a supervising physician
CommCare Application without CDS
Other interventionThe physician will have received training and orientation on the same clinical protocols followed by the CHWs, as well as access to reference materials for these protocols, but the version of the CommCare application used will not provide CDS, but will serve to record and review patient data only.
Treatment groups
Trial outcomes
Primary outcomes
Change in Systolic Blood Pressure (SBP)
Secondary outcomes
Proportion of Participants with SBP less than 140mmHg
Proportion of Participants with SBP less than their personalized goal
Change in Diastolic Blood Pressure (DBP)
Change in Hemoglobin A1c (HbA1c)
Other outcomes
Participant retention at 6 and 12 months
Proportion of possible study visits completed at 6 and 12 months
Mean duration of study visits
Mean duration of physician review and care coordination time per patient encounter
Sponsors and contacts
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University of Wisconsin, Madison
Lead sponsor
Fogarty International Center of the National Institute of Health
Collaborator