Table 1 Search strategy

Participants

1. Parkinson’s OR Parkinson’s disease OR Parkinsonism or Parkinsonian

2. Multiple sclerosis OR demyelinating disease

3. Proximal femoral fracture OR femoral fracture OR femur fracture OR hip fracture ORtrochanteric fracture

4. Chronic obstructive pulmonary disease OR chronic airflow obstruction OR chronic obstructive airway disease

5. Congestive heart failure OR congestive cardiac failure OR myocardial failure OR heart failure

6. 1 OR 2 OR 3 OR 4 OR 5

Intervention

7. Wearable electronic device OR inertial measurement unit OR wearable sensor OR activity tracker OR accelerometer OR gyroscope OR magnetometer

Outcome

8. Usability OR acceptability OR human computer interface OR patient satisfaction OR questionnaire OR interview OR self-report

6 AND 7 AND 8