mDASHNa-CC APP to Support a Healthy Diet and Hypertension Control for Chinese Canadian Seniors

Early Phase 1UnknownNCT03988894

University of Toronto60 enrolled

Overview

The aim of this proposed study is to translate the Dietary Approach to Stop Hypertension with Sodium (Na) Reduction for Chinese Canadian (DASHNa-CC), a classroom-based antihypertensive dietary educational intervention, to an innovative smartphone app (mDASHNa-CC) to enable Chinese Canadian seniors' access to this antihypertensive dietary intervention anytime, regardless of where they are.

Study Type

INTERVENTIONAL

Allocation

RANDOMIZED

Purpose

SUPPORTIVE_CARE

Masking

NONE

Enrollment

Conditions

Hypertension Diet, Healthy

Interventions

mDASHNa AppDEVICE

The functions of the app will include: (a) antihypertensive dietary education; (b) dietary self-assessment; (c) automatic feedback according to dietary self-assessment; (d) blood pressure monitoring; and (e) automatic feedback according to blood pressure data.

Eligibility

Sex: ALLMin age: 65 Years

Medical Language ↔ Plain English

Inclusion Criteria: * have a systolic blood pressure higher than 140 mmHg, or a diastolic blood pressure higher than 90mmHg, or are on antihypertensive medications, based on pre-intervention baseline assessment * are able to understand (listen) and speak in Mandarin or Cantonese, read and write in Chinese * have access to a smartphone Exclusion Criteria: * have special dietary requirements * are a household member of another mDASHNa-CC participant * plan to leave the area prior to the anticipated end of study

Outcomes

Primary Outcomes

change of systolic Blood Pressure from baseline to eight weeks after randomization

Systolic blood pressures will be measured by the home blood pressure monitor, Omron BP785, whose validity and reliability have been tested