Table 2

Assessment time points for primary and secondary outcomes

OutcomeAssessmentBaseline12 weeks24 weeks
Primary outcomes    
Physical activityChange in daily steps √ √ √
 The proportion of patient-days that step goals were achieved  √ √
 International Physical Activity Questionnaire47 √ √ √
Secondary outcomes    
Biomedical risk factorsBody weight, waist circumference, BMI, SBP, DBP, RHR √ √ √
Lifestyle-related risk factorsSelf-reported smoking √ √ √
Competence, autonomy and relatednessPsychological Needs Satisfaction in Exercise Scale52 √ √ √
Intrinsic motivationBehavioural Regulation in Exercise Questionnaire53 √ √ √
EnjoymentPhysical Activity Enjoyment Scale54 √ √ √
Social supportSocial Support Rating Scale55 √ √ √
Anxiety symptomsGeneralised Anxiety Disorder 7-item Scale56 √ √ √
Depressive symptomsPatient Health Questionnaire57 √ √ √
UsabilitySystem Usability Scale48   √  
SatisfactionSemistructured interview  √  
Patients’ experienceSemistructured interview  √  
Adverse event reportingMedical occurrences resulting in hospitalisation, disability or deaths Embedded Image   

  • BMI, body mass index; DBP, diastolic blood pressure; RHR, resting heart rate; SBP, systolic blood pressure.