NCT02350192.

Trial name or title	A randomized controlled trial of the effectiveness of a home‐based interactive e‐health educational intervention for middle‐aged cardiovascular disease adults in improving total exercise, adherence rate, exercise efficacy and outcomes
Methods	Study design: Randomised controlled trial. Study location: Hong Kong.
Participants	CHD diagnosis/treatment: Cardiovascular disease adults. Recruited online or offline? Not reported.
Interventions	Name of the intervention: e‐health educational intervention (eHEI). Intervention aim: Improve total physical activity, exercise adherence, and quality of life. Intervention features: The programme provides culture‐specific information related to cardiovascular disease and information on how risk factors can be modified. It allows participants to self monitor their health and exercise behaviours and track their progress over time. How was the intervention introduced to the sample? A demonstration is provided to participants by a trained nurse. Was there any contact between the researcher/healthcare professional and the sample during the intervention? Participants are telephoned at 2 weeks. Intended duration of the intervention? Not reported. Control group: Usual care, and an educational leaflet about coronary heart disease.
Outcomes	Measures: 1. Physical activity. Measurement tool: the Godin‐Shephard Leisure‐Time Physical Activity Questionnaire. 2. Quality of life. Measurement tool: Chinese version of the 12‐Item Short Form Health Survey. Time points: 3 months' and 6 months' follow‐up.
Starting date	June 2013
Contact information	Principal Investigator: Eliza Mi Ling Wong, elizawong@cuhk.edu.hk
Notes	Trial is registered with ClinicalTrials.gov. Registration number: NCT02350192