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The BP Activate Study aims to assess the effectiveness of the BP Report letter with personalized BP medication recommendations, compared with Control letters and no intervention, at shortening time to appointment, time to visit, time to medication change, and time to achievement of BP goal.
The BP Activate Study is a randomized quality improvement trial. We will deliver one of two versions of a letter to established English-speaking primary care patients at Mt Zion with uncontrolled hypertension, defined by SBP>140 or DBP>90 in the past two years (identified via EHR). The letter will prompt patients to schedule a visit with their provider or team nurse practitioner to discuss their BP recommendations with their clinician. We will test 2 versions of the letter and a usual care control:
This primary goal of the study is to assess the effectiveness of the BP Activate Report Letter compared with the Control Letter, and see if it shortens time to appointment, time to visit, time to medication change (primary outcome), and time to achievement of BP goal. Clinicians, with patient input, will still have full control of how BP is clinically managed. A small number of patients will be contacted by a research coordinator to hear what they thought when they received the letter, and why they did or did not act upon the information.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| BP Activate Letter | Experimental | Participants in the BP Activate Letter arm will receive a BP Report letter that includes computerized algorithm recommendations for medication changes they should discuss with their clinician. |
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| Control Letter | Active Comparator | Participants in the Control Letter arm will receive a Control letter suggesting they talk to their clinician about their blood pressure (without BP history or specific medication recommendations). |
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| Usual Care | No Intervention | Participants in the Usual Care arm will not receive any letter or any other intervention. |
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| BP Activate Letter | Other | Participants in the BP Activate Letter arm will receive a BP Activate Report that includes personalized details about recent measurements, current medications, and "computer-generated medication recommendations that might improve your blood pressure", along with a log for tracking additional SMBP measurements. They will also receive a cover letter that includes an assessment that BP appears to be uncontrolled, and suggesting a visit with their provider to discuss. |
| Measure | Description | Time Frame |
|---|---|---|
| Time to medication change or demonstrated BP control at 6 months | Time is measured as number of days between randomization date and the day that a participant is prescribed a new anti-HTN medication or an increase in dose of a prior anti-HTN medication, or they have a documented BP measurement <140 mmHg systolic and <90 mmHg diastolic. | 6 months |
| Measure | Description | Time Frame |
|---|---|---|
| Time to medication change or demonstrated BP control at 3 months | Time is measured as number of days between randomization date and the day that a participant is prescribed a new anti-HTN medication or an increase in dose of a prior anti-HTN medication, or they have a documented BP measurement <140 mmHg systolic and <90 mmHg diastolic. | 3 months |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Mark Pletcher, MD MPH | University of California, San Francisco | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| University of California, San Francisco | San Francisco | California | 94143 | United States |
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| ID | Term |
|---|---|
| D006973 | Hypertension |
| ID | Term |
|---|---|
| D014652 | Vascular Diseases |
| D002318 | Cardiovascular Diseases |
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| Control Letter | Other | Participants in the Control Letter arm will receive a cover letter that includes an assessment that BP appears to be uncontrolled, and suggesting a visit with their provider to discuss. |
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| Time to completed visit at 3 months | Time to medication change is defined as number of days between randomization and the day the participant completes a visit in the Division of General Internal Medicine. | 3 months |
| Time to BP goal at 3 months | Time is defined as number of days from randomization until first documentation of a BP measurement <140 mmHg systolic and <90 mmHg diastolic. | 3 months |
| Time to medication change at 3 months | Time is measured as number of days between randomization date and the day that a participant is prescribed a new anti-HTN medication or an increase in dose of a prior anti-HTN medication. | 3 months |
| Time to completed visit at 6 months | Time to medication change is defined as number of days between randomization and the day the participant completes a visit in the Division of General Internal Medicine. | 6 months |
| Time to BP goal at 6 months | Time is defined as number of days from randomization until first documentation of a BP measurement <140 mmHg systolic and <90 mmHg diastolic. | 6 months |
| Time to medication change at 6 months | Time is measured as number of days between randomization date and the day that a participant is prescribed a new anti-HTN medication or an increase in dose of a prior anti-HTN medication. | 6 months |