Summary of collected data and time points
| Variable | Baseline | 4 weeks | 8 weeks |
|---|---|---|---|
| Baseline data | |||
| Height (cm) | @ | NA | @ |
| Weight (kg) | @ | NA | @ |
| Age (years) | @ | NA | NA |
| Gender (F/M) | @ | NA | NA |
| Marital status | @ | NA | NA |
| Educational level | @ | NA | NA |
| Employment status | @ | NA | NA |
| Alcohol consumption | @ | NA | NA |
| Smoking | @ | NA | NA |
| Physical activity level at work and leisure | @ | NA | NA |
| Primary outcome | |||
| Global perceived effect (7-point Likert scale) | NA | @ | @ |
| Secondary outcomes | |||
| Patient-reported outcomes | |||
| Knee/Hip Injury and Osteoarthritis Outcome Score | @ | @ | @ |
| Short-form 36 Health Survey | @ | @ | @ |
| Modified Arthritis Self-Efficacy Scale | @ | @ | @ |
| Patient Acceptable Symptom State (y/n) | NA | NA | @ |
| Patient satisfaction (5-point Likert scales) | NA | NA | @ |
| Stress (100 mm VAS) | @ | NA | @ |
| Objective physical function tests | |||
| Aerobic capacity (ml O2/min/kg) | @ | NA | @ |
| Isometric strength hip abduction (Nm) | @ | NA | @ |
| Isometric strength knee extension (Nm) | @ | NA | @ |
| Single-limb mini squat | @ | NA | @ |
| Knee bends/30 s (n) | @ | NA | @ |
| Chair stands/30 s (n) | @ | NA | @ |
| Walking test, 40 m fast paced (s) | @ | NA | @ |
| One leg hop of distance (cm) | @ | NA | @ |
Summary of primary and secondary outcomes and respective time collection points.
@, assessed/measured; F, female; M, male; NA, not assessed; VAS, visual analogue scale.