| Bf-SR | Mood Scale; German Befindlichkeits-Skala Revidierte Fassung |
| EBF 24 B/3 | Shortened German Version of the Recovery-Stress Questionnaire for athletes |
| FAS | Felt Arousal Scale |
| FS | Feeling Scale |
| MFT | Multifunktionale Trainingsgeräte (Multifunctional Training Equipment) |
| OA | Osteoarthritis |
| RESTQ-Sport | Recovery-Stress Questionnaire for athletes |
| RTE | Relative treatment effect |
| SF12/SF36 | Short form 12/36 Health Survey |
| TKA | Total knee arthroplasty |