Published on in Vol 13 (2025)

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/69259, first published .
Outdoor Exercise Facility–Based Integrative Mobile Health Intervention to Support Physical Activity, Mental Well-Being, and Exercise Self-Efficacy Among Older Adults With Prefrailty and Frailty in Hong Kong: Pilot Feasibility Randomized Controlled Trial Study

Outdoor Exercise Facility–Based Integrative Mobile Health Intervention to Support Physical Activity, Mental Well-Being, and Exercise Self-Efficacy Among Older Adults With Prefrailty and Frailty in Hong Kong: Pilot Feasibility Randomized Controlled Trial Study

Outdoor Exercise Facility–Based Integrative Mobile Health Intervention to Support Physical Activity, Mental Well-Being, and Exercise Self-Efficacy Among Older Adults With Prefrailty and Frailty in Hong Kong: Pilot Feasibility Randomized Controlled Trial Study

Janet Lok Chun Lee   1, 2, 3 , PhD ;   Arnold Y L Wong   1, 2, 4, 5 , PhD ;   Peter H F Ng   1, 6 , PhD ;   S N Fu   1, 4 , PhD ;   Kenneth N K Fong   1, 5 , PhD ;   Andy S K Cheng   1, 7 , PhD ;   Karen Nga Kwan Lee   8 , MPA ;   Rui Sun   1 , PhD ;   Hao Yi Zhang   1 , MSc ;   Rong Xiao   1 , MSc

1 Department of Rehabilitation Sciences, The Hong Kong Polytechnic University, Hong Kong, China (Hong Kong)

2 Research Institute for Smart Ageing, The Hong Kong Polytechnic University, Hong Kong, China (Hong Kong)

3 Mental Health Research Centre, The Hong Kong Polytechnic University, Hong Kong, China (Hong Kong)

4 Research Institute for Sports Science and Technology, The Hong Kong Polytechnic University, Hong Kong, China (Hong Kong)

5 Research Centre for Assistive Technology, The Hong Kong Polytechnic University, Hong Kong, China (Hong Kong)

6 Department of Computing, The Hong Kong Polytechnic University, Hong Kong, China (Hong Kong)

7 School of Health Sciences, Western Sydney University, Sydney, Australia

8 Jockey Club Design Institute for Social Innovation, The Hong Kong Polytechnic University, Hong Kong, China (Hong Kong)

Corresponding Author:

  • Janet Lok Chun Lee, PhD
  • Department of Rehabilitation Sciences
  • The Hong Kong Polytechnic University
  • Hung Hom, Kowloon
  • Hong Kong
  • China (Hong Kong)
  • Phone: 852 27664354
  • Email: lcjlee@polyu.edu.hk