Written Behavioural Persuasion Technique Intervention for Hypertension Management

NCT05966597 | Completed DMC

• 1 other identifier: MUHREC38735
• Study Type: interventional
• Target: 893
• Locations: 1 country
• Sites: 1

Brief Summary

This study aims to examine the feasibility and effectiveness of written behavioural persuasion techniques intervention to encourage treatment initiation and follow-up for hypertension management among the untreated hypertension population of the SEACO cohort.

Conditions

Hypertension; Behavior and Behavior Mechanisms

Outcome Measures

Primary Outcomes (4)

• Number of participants who see a doctor because of high blood pressure

  The number of participants who see a doctor because of high blood pressure

  Follow-up after 4-6 weeks receiving the leaflet

• Participants' intention to go see the doctor about their blood pressure (6-point Likert scale)

  6-point Likert scale (strongly agree, moderately agree, somewhat agree, somewhat disagree, moderately disagree, strongly disagree) to measure participants' intention to go see the doctor about their blood pressure - "I intend to go to the doctor about my blood pressure", "I plan to go to the doctor about my blood pressure", "I want to go to the doctor about my blood pressure")

  Follow-up after 4-6 weeks receiving the leaflet

• Participants' awareness of receiving the written communication during the health visit and their perceptions of the leaflets (6-point Likert scale)

  6-point Likert scale (strongly agree, moderately agree, somewhat agree, somewhat disagree, moderately disagree, strongly disagree) to measure participants' awareness of receiving the leaflets during the health visit and their perceptions of the leaflets' content, usefulness, impact on seeking medical attention, and aesthetic appeal - "The leaflets contain useful information", "The leaflet was helpful. It made it easier for me to see a doctor and manage my blood pressure/ It would make it easier for me to see a doctor and manage my blood pressure", "The leaflet was persuasive. It made me want to see a doctor for my blood pressure", "I like the colour and design of the leaflet".

  Follow-up after 4-6 weeks receiving the leaflet

• 12-item Health Literacy score

  12-item Health Literacy is a validated, self-reported instrument used to measure health literacy (HL). The index value for HL is obtained where 0 represents the lowest HL and 50 the highest HL

  Follow-up after 4-6 weeks receiving the leaflet

Secondary Outcomes (2)

• Time taken for clinic visit (week)

  Follow-up after 4-6 weeks receiving the leaflet

• Blood pressure status during clinic visit

  Follow-up after 4-6 weeks receiving the leaflet

Study Arms (2)

Written persuasive leaflet

EXPERIMENTAL

Participants will receive a written persuasive leaflet in addition to the standard referral leaflet.

Behavioral: Written persuasive leaflet; Behavioral: Standard referral leaflet

Standard referral leaflet

SHAM COMPARATOR

Participants will receive a standard referral leaflet.

Behavioral: Standard referral leaflet

Interventions

Written persuasive leaflet BEHAVIORAL

Additional written behavioural persuasive technique leaflet and a standard referral leaflet provided at the end of the home-based health screening.

Written persuasive leaflet

Standard referral leaflet BEHAVIORAL

Standard referral leaflet provided at the end of the home-based health screening.

Standard referral leaflet; Written persuasive leaflet

Eligibility Criteria

• Age: 35 Years+
• Sex: all
• Healthy Volunteers: No
• Age Groups: Adult (18-64), Older Adult (65+)

You may qualify if:

• Age 35 and above
• Systolic blood pressure equal to or more than 140 mmHg
• Diastolic blood pressure equal to or more than 90 mmHg
• reported not being diagnosed with hypertension OR not being treated for hypertension

You may not qualify if:

• Involve in other research projects
• decline to participate/reject

Sponsors & Collaborators

• Monash University Malaysia: lead
• Monash University: collaborator

Study Sites (1)

South East Asia Community Observatory, Monash University Malaysia

Segamat, Johor, 85000, Malaysia

Location

Related Publications (1)

• Duong TV, Aringazina A, Kayupova G, Nurjanah, Pham TV, Pham KM, Truong TQ, Nguyen KT, Oo WM, Su TT, Majid HA, Sorensen K, Lin IF, Chang Y, Yang SH, Chang PWS. Development and Validation of a New Short-Form Health Literacy Instrument (HLS-SF12) for the General Public in Six Asian Countries. Health Lit Res Pract. 2019 Apr 10;3(2):e91-e102. doi: 10.3928/24748307-20190225-01. eCollection 2019 Apr.

  PMID: 31294310 BACKGROUND

MeSH Terms

Conditions

Hypertension; Behavior

Condition Hierarchy (Ancestors)

Vascular Diseases; Cardiovascular Diseases

Study Officials

• Tin Tin Su

  Monash University Malaysia

  PRINCIPAL INVESTIGATOR

Study Design

• Study Type: interventional
• Phase: not applicable
• Allocation: RANDOMIZED
• Masking: NONE
• Purpose: OTHER
• Intervention Model: PARALLEL
• Sponsor Type: OTHER
• Responsible Party: PRINCIPAL INVESTIGATOR
• PI Title: Director of SEACO & Professor Global Public Health

Study Record Dates

• First Submitted: July 20, 2023
• First Posted: July 28, 2023
• Study Start: September 14, 2023
• Primary Completion: July 31, 2024
• Study Completion: July 31, 2024
• Last Updated: May 9, 2025

Record last verified: 2025-05

Data Sharing

• IPD Sharing: Will not share

Locations

MY (1)