Baseline characteristics
| BFR (n=40) | SQS (n=39) | p Value | |||
| Group allocation | Mean | SD | Mean | SD | |
| Age (years) | 28.5 | 5.2 | 26.7 | 5.5 | 0.14 |
| Gender (female/male) | 24/16 | 19/20 | 0.31 | ||
| Height (cm) | 171.3 | 9.2 | 172.7 | 9.4 | 0.52 |
| Weight (kg) | 75.3 | 15.7 | 77.3 | 18.9 | 0.61 |
| Unilateral/bilateral | 8/32 | 10/29 | 0.55 | ||
| Foot Posture Index | 3.1 | 3.3 | 2.3 | 3.2 | 0.28 |
| Symptom duration (months) | 31.6 | 40.9 | 37.8 | 55.5 | 0.58 |
| Audible crepitus (n) | 11 | 12 | |||
| Pain with resisted knee extension (n) | 20 | 19 | |||
| Pain limits knee extensor torque (n) | 8 | 6 | |||
| Adherence to programme (% of sessions made) | 83 | 80 | |||
BFR, blood flow restriction; n, number of participants; SQS, standardised quadriceps strengthening.