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Perceptions of Patients With Stroke Regarding an Immersive Virtual Reality–Based Exercise System for Upper Limb Rehabilitation: Questionnaire and Interview Study

Perceptions of Patients With Stroke Regarding an Immersive Virtual Reality–Based Exercise System for Upper Limb Rehabilitation: Questionnaire and Interview Study

Patients were considered eligible for the study if they were aged 19 to 75 years; had their first ever unilateral stroke, as confirmed by their computed tomography or magnetic resonance imaging records; were experiencing motor impairments in one of the upper limbs, with Brunnstrom stages of stroke recovery of the arm of 3 to 5; had an active range of motion of at least 10° in the shoulder and elbow of the affected arm; could maintain autonomous upright seating for at least 45 minutes; and had normal or corrected-to-normal

Jiayin Chen, Calvin Kalun Or, Zhixian Li, Eric Hiu Kwong Yeung, Tianrong Chen

JMIR Serious Games 2025;13:e49847

Real-World Gait Detection Using a Wrist-Worn Inertial Sensor: Validation Study
Consumers’ Preferences for Purchasing mHealth Apps: Discrete Choice Experiment

Consumers’ Preferences for Purchasing mHealth Apps: Discrete Choice Experiment

The most common issue has been the nonadoption or abandonment of health apps by consumers [13], indicating a gap between the health app and consumers’ preferences and highlighting the need to understand which characteristics of health apps affect consumer preferences for health apps [14,15].

Zhenzhen Xie, Calvin Kalun Or

JMIR Mhealth Uhealth 2023;11:e25908

Consumers’ Willingness to Pay for eHealth and Its Influencing Factors: Systematic Review and Meta-analysis

Consumers’ Willingness to Pay for eHealth and Its Influencing Factors: Systematic Review and Meta-analysis

Advances in broadband technology and the Internet of Things have enabled the broad implementation of e Health—the provision or acquisition of health information or services through electronic processes [1-7]. In recent years, a broad spectrum of e Health interventions using various modalities has been developed and examined in health care research.

Zhenzhen Xie, Jiayin Chen, Calvin Kalun Or

J Med Internet Res 2022;24(9):e25959

Age- and Sex-Specific Association Between Vegetation Cover and Mental Health Disorders: Bayesian Spatial Study

Age- and Sex-Specific Association Between Vegetation Cover and Mental Health Disorders: Bayesian Spatial Study

The findings from previous studies suggest that the surrounding residential vegetation or greenness could be positively associated with better mental health outcomes for males aged younger than 65 years [18] and for young to middle-aged males (aged 30-45 years) and older females (aged ≥45 years) [19].

Abu Yousuf Md Abdullah, Jane Law, Christopher M Perlman, Zahid A Butt

JMIR Public Health Surveill 2022;8(7):e34782

Effectiveness of Using Virtual Reality–Supported Exercise Therapy for Upper Extremity Motor Rehabilitation in Patients With Stroke: Systematic Review and Meta-analysis of Randomized Controlled Trials

Effectiveness of Using Virtual Reality–Supported Exercise Therapy for Upper Extremity Motor Rehabilitation in Patients With Stroke: Systematic Review and Meta-analysis of Randomized Controlled Trials

Studies were included if (1) they were randomized controlled trials examining the effectiveness of VR-supported exercise therapy for upper extremity motor rehabilitation; (2) the intervention groups used either VR-supported exercise therapy alone or in combination with conventional therapy and the control groups used either conventional therapy alone or no therapy; (3) they examined adult patients with stroke (aged >18 years); (4) they assessed outcomes related to impairments in upper extremity functions or

Jiayin Chen, Calvin Kalun Or, Tianrong Chen

J Med Internet Res 2022;24(6):e24111

Characteristics and Symptoms of App Users Seeking COVID-19–Related Digital Health Information and Remote Services: Retrospective Cohort Study

Characteristics and Symptoms of App Users Seeking COVID-19–Related Digital Health Information and Remote Services: Retrospective Cohort Study

The platform provides the users with the option to receive a diagnosis, prescriptions, lab referrals, a referral to remote management of mental health concerns, or a referral to primary or emergency care. Consulting with a remote physician involves a fee or enrollment in a relevant health plan. Early in April 2020, a protocol-based COVID-19 self-assessment was added to the app to provide users with up-to-date guidance for managing suspected cases of COVID-19.

Amichai Perlman, Alina Vodonos Zilberg, Peter Bak, Michael Dreyfuss, Maya Leventer-Roberts, Yael Vurembrand, Howard E Jeffries, Eyal Fisher, Yael Steuerman, Yinat Namir, Yaara Goldschmidt, Daniel Souroujon

J Med Internet Res 2020;22(10):e23197