Outline of sessions
| Assessment/intervention component | Session 1 | Session 2 | Session 3 |
| VISA-H | ✓ | ✓ | ✓ |
| Isometric strength testing | ✓ | ✓ | ✓ |
| Functional testing | ✓ | ✓ | ✓ |
| Sitting pain assessment (PSFS) | ✗ | ✓ | ✓ |
| Isometric strength intervention | ✗ | ** | ** |
| Isotonic strength intervention | ✗ | ** | ** |
| Isometric strength testing immediately postintervention | ✗ | ✓ | ✓ |
| Functional testing immediately postintervention | ✗ | ✓ | ✓ |
| Isometric strength testing 45 min postintervention | ✗ | ✓ | ✓ |
| Functional testing 45 min postintervention | ✗ | ✓ | ✓ |
| Sitting pain assessment 24 hours after intervention (PSFS) by phone call | ✗ | ✓ | ✓ |
| Functional testing 24 hours after intervention by video call | ✗ | ✓ | ✓ |
✓component included, ✗=component not included, **=each component included in one of sessions two and three, order determined by randomisation.
PSFS, Patient-Specific Functional Scale; VISA-H, Victorian Institute of Sport Assessment-Proximal Hamstring.