Table V:
Reliability and confirmatory factor analysis of the Malay version KOOS
| Construct | Item | Factor loading | Cronbach’s alpha (above 0.7) | CR (above 0.6) | AVE (above 0.5) |
|---|---|---|---|---|---|
| Symptom | S1 | 0.625 | 0.776 | 0.785 | 0.47 |
| S3 | 0.707 | ||||
| S6 | 0.727 | ||||
| S7 | 0.693 | ||||
| Pain | P3 | 0.722 | 0.871 | 0.88 | 0.59 |
| P5 | 0.855 | ||||
| P7 | 0.807 | ||||
| P8 | 0.751 | ||||
| P9 | 0.673 | ||||
| ADL | A4 | 0.820 | 0.946 | 0.95 | 0.67 |
| A6 | 0.854 | ||||
| A7 | 0.765 | ||||
| A8 | 0.794 | ||||
| A12 | 0.806 | ||||
| A13 | 0.896 | ||||
| A14 | 0.840 | ||||
| A15 | 0.829 | ||||
| A17 | 0.717 | ||||
| Sport | SP1 | 0.828 | 0.932 | 0.92 | 0.71 |
| SP2 | 0.801 | ||||
| SP3 | 0.833 | ||||
| SP4 | 0.842 | ||||
| SP5 | 0.908 | ||||
| QOL | Q2 | 0.803 | 0.900 | 0.90 | 0.76 |
| Q3 | 0.930 | ||||
| Q4 | 0.879 |
CR : Construct reliability
AVE: Average variance extracted