| Methods |
RCT
Method of randomisation: generated by statistician, concealed from investigators
Assessor blinding: blinded for primary measures, not for secondary (including strength)
Participant blinding: yes
Loss to follow‐up: 2/46
Intention‐to‐treat analysis: yes for primary, no for secondary measures
Post‐program follow up: no |
| Participants |
Location: USA
N = 46
Sample: older people with osteoarthritis. Recruited through community advertising
Age: mean 68 years (SD 6) in the treatment group
Inclusion criteria: age 55 or older, body mass index less than 40 kg/m2, pain on more than half the days of the past month and during activities and radiographic evidence of OA
Exclusion criteria: medical condition that precluded safe participation in an exercise program or was more limiting than OA, inflammatory OA, or had participated in any regular exercise program in the last 6 months |
| Interventions |
PRT versus control
1. PRT
Type of Ex: 2 functional exercises (squats and step‐ups), 5 LL isotonic exercises
Equipment: velcro ankle weights (isotonic ex only)
Intensity: initially low (3‐5 on Borg scale), progressed to 8 ("hard" on Borg scale)
Frequency: Ex3
Reps/ sets: 12/2
Program duration: 16 weeks
Setting: home‐based
Supervision: low (12 visits over 16 weeks)
Adherence: 84% (SD 27) of sessions
2. Control: given nutrition info, 7 home visits over 16 weeks, kept food logs 3/14 days |
| Outcomes |
Primary: WOMAC pain and physical function subscales, SF‐36
Secondary: Strength (1RM), clinical knee exam, nutrition, physical performance (stair climb, chair stand time)
Comments on adverse events: yes |
| Notes |
|
| Risk of bias |
| Bias |
Authors' judgement |
Support for judgement |
| Allocation concealment? |
Low risk |
A ‐ Adequate |
