DASH Cloud: Using Digital Health to Improve Adherence to the DASH Diet Among Women



Status:Completed
Conditions:High Blood Pressure (Hypertension), Peripheral Vascular Disease
Therapuetic Areas:Cardiology / Vascular Diseases
Healthy:No
Age Range:21 - 70
Updated:4/17/2018
Start Date:July 21, 2017
End Date:March 12, 2018

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DASH Cloud: Using Digital Health to Improve Adherence to the DASH Diet Among Women at Risk for Cardiovascular Disease

This study will test whether a digital health intervention (DASH Cloud) using smartphones can
improve diet quality among women at risk for cardiovascular disease. The DASH (Dietary
Approaches to Stop Hypertension) Diet has been proven to lower blood pressure, yet
dissemination efforts remain poor. This study aims to use technology to improve adherence to
DASH.

Specifically, this study aims to

1. To test the feasibility of the DASH Cloud intervention compared to education control
among women with prehypertension and hypertension via a 3-month randomized controlled
trial.

2. To evaluate the preliminary efficacy of the DASH Cloud intervention relative to
education control on blood pressure, weight and medication adherence at 3 months.

This study will enroll 50 adult women aged 21-70 with pre-hypertension or hypertension in a
3-month randomized controlled trial to test the initial feasibility of DASH Cloud. Women will
be randomized to either the DASH Cloud intervention or DASH Light and followed up 3 months
post randomization. The investigators will recruit participants from the Durham, NC area.

Women randomized to the DASH Cloud intervention will be asked to track their diet daily using
a smartphone diet tracking app. Based on the foods/beverages entered, the intervention will
send daily or weekly text messages with feedback about DASH adherence and information videos
about how to follow DASH. Women randomized to DASH Light will also be asked to track their
diet using the smartphone diet tracking app and will receive basic informational materials
about DASH.

Inclusion Criteria:

- ages 21-70 years; BMI >18.5 kg/m2

- on antihypertensive medication or systolic blood pressure 120-159 mmHg and/or
diastolic blood pressure of 80-99

- current use of a smartphone and willingness to be texted daily or weekly

- an email account; spoken and written English fluency.

Exclusion Criteria:

- CVD event in prior 6 months

- active malignancy; active psychosis or recent psychiatric institutionalization

- current pregnancy or lactation

- current participation in a similar trial.
We found this trial at
1
site
Durham, North Carolina 27708
Phone: 919-613-5455
?
mi
from
Durham, NC
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