Table 5.
Correlation between the subscale present of the K-SES18, the KOOS subscales and the ACL-RSI
| Follow-ups | KOOS | KOOS | KOOS | KOOS | KOOS | ACL-RSI |
|---|---|---|---|---|---|---|
| pain | symptoms | ADL | sports | QoL | ||
| r | r | r | r | r | r | |
| 10 weeks after ACL injury | .627** | .548** | .758** | .632** | ||
| 4 months after ACL injury | .595** | .473** | .759** | .673** | ||
| 8 months after ACL injury | .666** | .521** | .755** | .741** | .481** | |
| 12 months after ACL injury | .628** | .569** | .742** | .814** | .775** | .594** |
| 18 months after ACL injury | .758** | .680** | .760** | .718** | .639** | |
| Preoperativea | .667** | .609** | .685** | .729** | .653** | |
| 10 weeks after ACL reconstruction | .474** | .434** | .634** | .517** | ||
| 4 months after ACL reconstruction | .476** | .413** | .701** | .531** | ||
| 8 months after ACL reconstruction | .547** | .507** | .738** | .612** | .525** | |
| 12 months after ACL reconstruction | .592** | .515** | .630** | .746** | .657** | .608** |
| 18 months after ACL reconstruction | .617** | .523** | .801** | .681** | .647** |
ACL Anterior Cruciate Ligament, ACL injury refers to patients treated with rehabilitation, ACL reconstruction refers to patients treated with reconstruction and rehabilitation, ACL-RSI Anterior Cruciate Ligament Return to Sport Index, KOOS Knee injury and Osteoarthritis Outcome Score, K-SES18 the 18-item version of the Knee-Self-Efficacy Scale, QoL quality of life
**p < 0.01