The study aims to evaluate the acceptability, feasibility, and preliminary efficacy of a digital lifestyle intervention, called Fitness Digital (FitD), for individuals with prediabetes or type 2 diabetes.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
120
The FitD consists of 8 digital lessons on how to improve dietary and exercise habits using self-monitoring, goal-setting, cognitive restructuring, and other behavioral and cognitive strategies. The FitD app offers a virtual coach that guides the participant to complete the treatment.
The digital self-help control condition consists of educational materials related to diet and exercise. The materials are open for access all at once. There is no guidance by a virtual coach or digital lessons.
The University of Hong Kong
Hong Kong, Hong Kong
Changes in the scores on the Summary of Diabetes Self-Care Activities - Revised (SDSCA)
The Summary of Diabetes Self-Care Activities consists of 11 items asking the frequency of diabetes self-care behavior in the following six areas: general diet, specific diet (ate fruit and vegetable/ low fat diet), exercise, blood glucose testing, foot care, and cigarette smoking. The maximum score is 70 and the minimum score is 0. A higher total score indicate better self-care.
Time frame: Baseline (week 0), posttreatment (week 9), follow-up (week 21)
Changes in weight from baseline (week 0) to posttreatment (week 9)
Self-reported weight in kilograms
Time frame: Baseline (week 0), posttreatment (week 9), follow-up (week 21)
Changes in the scores on the Weight Control Strategy Scale
The Weight Control Strategy Scale consists of 30 items measuring one's use of different weight control strategies. A higher score indicates greater use of effective weight control strategies.
Time frame: Baseline (week 0), posttreatment (week 9), follow-up (week 21)
Changes in the scores on the Physical activity acceptance and action questionnaire
The Physical activity acceptance and action questionnaire consists of 10 items assessing one's readiness and motivation to engage in increased physical activity. A higher score indicates greater readiness and motivation.
Time frame: Baseline (week 0), posttreatment (week 9), follow-up (week 21)
Changes in the scores on the Weight loss self-efficacy scale
The weight loss self-efficacy scale consists of 10 items assessing one's confidence in using effective strategies for weight loss. A higher score indicates greater confidence.
Time frame: Baseline (week 0), posttreatment (week 9), follow-up (week 21)
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