Community Health Worker-led Hypertension Management

ConditionHypertension
Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18+
SponsorUniversity of Wisconsin, Madison

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 volunteers

Qualifiers

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

Design model

Parallel

Treatments tested in this trial

  • CommCare with Mobile Clinical Decision Support (CDS) Application

    Other intervention

    For those assigned to the CHW arm, management will be assisted by CDS from the CommCare application.

  • Remote Supervision by Physicians

    Other intervention

    teleconsultation with a supervising physician

  • CommCare Application without CDS

    Other intervention

    The 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

460 Participants
are divided into 2 treatment groups
Group A: Community Health Worker CareExperimental treatment 2 interventions
Group B: Physician CareActive comparator 1 intervention

Trial outcomes

Primary outcomes

1

Change in Systolic Blood Pressure (SBP)

Time frame
Baseline, 6 months, 12 months (all participants assessed to 6 months, but participants on study early may also be assessed at 12, 18 and 24 months)

Secondary outcomes

1

Proportion of Participants with SBP less than 140mmHg

Time frame
Baseline, 6 months, 12 months (all participants assessed to 6 months, but participants on study early may also be assessed at 12, 18 and 24 months)
2

Proportion of Participants with SBP less than their personalized goal

Time frame
Baseline, 6 months, 12 months (all participants assessed to 6 months, but participants on study early may also be assessed at 12, 18 and 24 months)
3

Change in Diastolic Blood Pressure (DBP)

Time frame
Baseline, 6 months, 12 months (all participants assessed to 6 months, but participants on study early may also be assessed at 12, 18 and 24 months)
4

Change in Hemoglobin A1c (HbA1c)

Time frame
Baseline, 6 months, 12 months (all participants assessed to 6 months, but participants on study early may also be assessed at 12, 18 and 24 months)

Other outcomes

1

Participant retention at 6 and 12 months

Time frame
6 months, 12 months
2

Proportion of possible study visits completed at 6 and 12 months

Time frame
6 months, 12 months
3

Mean duration of study visits

Time frame
up to 24 months
4

Mean duration of physician review and care coordination time per patient encounter

Time frame
up to 24 months

Sponsors and contacts

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University of Wisconsin, Madison

Lead sponsor

Fogarty International Center of the National Institute of Health

Collaborator