Table II.
Overall qualitative rating and quality of evidence for measurement properties of each instrument.
| Instrument | Subscales | Content validity | Structural validity | Internal consistency | Cross-cultural validity | Measurement invariance | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Overall rating | Quality of evidence | Overall rating | Quality of evidence | Overall rating | Quality of evidence | Overall rating | Quality of evidence | Overall rating | Quality of evidence | ||
| AAOS Hip and Knee | ± | Very low | ? | Low | |||||||
| AKPS | + | Very low | ? | Low | |||||||
| ASAP | ± | Very low | ? | Low | |||||||
| COMI-knee | + | Very low | |||||||||
| FJS | + | Moderate | + | High | + | High | |||||
| HAAS | + | Moderate | ? | Moderate | |||||||
| HFKS | + | Very low | |||||||||
| ICOAP | Constant pain | + | Very low | ? | Moderate | ||||||
| Intermittent pain | + | Very low | ? | Moderate | |||||||
| KOOS | Pain | + | Moderate | + | High | + | High | ||||
| Function, daily living | + | Moderate | + | High | + | High | |||||
| Function, sports and recreational activities | + | Moderate | + | High | + | High | |||||
| Quality of life | + | Moderate | + | High | + | High | |||||
| Symptoms | + | Moderate | ? | Moderate | |||||||
| KOOS, JR | + | Very low | ? | Low | |||||||
| KOOS-PS | + | Low | + | Moderate | + | High | |||||
| KOOS-12 | + | Very low | + | Moderate | + | High | + | Low | |||
| KOS-ADLS | + | Very low | ? | Low | |||||||
| KPQ | + | Very low | |||||||||
| KSPQ | + | Very low | |||||||||
| KSS (2011) | + | Very low | ? | Moderate | ? | Moderate | + | Low | |||
| KSS-A | + | Very low | ? | Low | |||||||
| KSS short form | + | Very low | ± | Moderate | ? | Moderate | |||||
| LEAS | + | Very low | |||||||||
| LEFS | + | Very low | + | Low | + | Moderate | |||||
| Lequesne | + | Very low | ? | Very low | |||||||
| Lysholm | ? | ? | Very low | ||||||||
| MFJS | + | Very low | ? | Low | |||||||
| OA-CAT | ? | + | Moderate | + | Moderate | ||||||
| OAKHQOL | + | Moderate | |||||||||
| OKS | + | Moderate | + | High | + | High | |||||
| OKS-APQ | + | Very low | + | Low | + | Moderate | + | Very low | |||
| PAQ-knee | + | Very low | ? | Low | |||||||
| PKIP | + | Moderate | + | High | + | High | |||||
| Tegner | ± | Very low | |||||||||
| UCLA | + | Very low | |||||||||
| WOMAC | Pain, and Function | + | Very low | + | Low | + | High | ||||
| Stiffness | + | Very low | ? | Moderate | |||||||
| WOMAC-TKR | + | Very low | + | Low | + | Moderate | |||||
| WORQ | + | Moderate | ? | Low | |||||||
| Instrument | Subscales | Reliability | Measurement error | Criterion validity | Construct validity | Responsiveness | |||||
| Overall rating | Quality of evidence | Overall rating | Quality of evidence | Overall rating | Quality of evidence | Overall rating | Quality of evidence | Overall rating | Quality of evidence | ||
| AAOS Hip and Knee | + | Moderate | ? | Very low | |||||||
| AKPS | + | Moderate | |||||||||
| ASAP | + | Low | |||||||||
| COMI-knee | + | Very low | ? | Very low | + | Moderate | + | Moderate | |||
| FJS | + | High | – | Low | + | High | ? | Low | |||
| HAAS | + | Low | ? | Low | + | Moderate | |||||
| HFKS | + | Very low | + | Very low | |||||||
| ICOAP | Constant pain | ± | Moderate | – | Very low | + | High | + | Very low | ||
| Intermittent pain | – | Moderate | – | Very low | + | High | + | Very low | |||
| KOOS | Pain | + | Moderate | + | Low | ± | High | + | Very low | ||
| Function, daily living | + | Moderate | + | Very low | + | High | + | Very low | |||
| Function, sports and recreational activities | ± | Moderate | – | Moderate | + | High | + | Very low | |||
| Quality of life | + | Moderate | – | Very low | + | High | + | Very low | |||
| Symptoms | + | Moderate | – | Low | + | High | + | Very low | |||
| KOOS, JR | + | Very low | + | Very low | + | Moderate | + | High | |||
| KOOS-PS | ± | Moderate | + | High | ? | Low | |||||
| KOOS-12 | + | Very low | + | Moderate | ? | Very low | |||||
| KOS-ADLS | + | Low | ? | Low | + | High | + | High | |||
| KPQ | – | Very low | |||||||||
| KSPQ | + | Moderate | |||||||||
| KSS (2011) | + | High | + | Moderate | + | Low | |||||
| KSS-A | + | Moderate | ? | Very low | |||||||
| KSS short form | + | Very low | + | Moderate | ? | Very low | |||||
| LEAS | + | Very low | – | Moderate | – | Moderate | |||||
| LEFS | + | Very low | + | Moderate | ? | Very low | |||||
| Lequesne | – | Low | ? | Very low | |||||||
| Lysholm | + | Very low | ? | Very low | + | Very low | |||||
| MFJS | + | Very low | + | Moderate | |||||||
| OA-CAT | ? | Very low | |||||||||
| OAKHQOL | – | Low | – | Low | ? | Low | |||||
| OKS | + | High | + | Moderate | + | High | ± | High | |||
| OKS-APQ | + | Very low | + | Low | ? | Very low | |||||
| PAQ-knee | + | Low | + | Low | + | Low | |||||
| PKIP | + | Very low | + | Moderate | + | Moderate | |||||
| Tegner | + | Very low | ? | Very low | + | Moderate | |||||
| UCLA | + | Low | ? | Very low | + | Moderate | ? | Low | |||
| WOMAC | Pain, and Function | + | High | + | Low | + | Moderate | + | Low | ||
| Stiffness | + | High | – | Low | + | Moderate | + | Low | |||
| WOMAC-TKR | + | Very low | ? | Very low | |||||||
| WORQ | + | Moderate | + | Moderate | + | Moderate | ? | Very low | |||
sufficient; –, insufficient; ±, inconsistent; ?, indeterminate; AAOS Hip and Knee, AAOS Hip and Knee Core Scale; AKPS, Anterior Knee Pain Scale; ASAP, Activity Scale for Arthroplasty Patients; COMI-knee, Core Outcome Measures Index knee; FJS, Forgotten Joint Score; HAAS, High-Activity Arthroplasty Score; HFKS, High-Flexion Knee Score; ICOAP, Intermittent and Constant Osteoarthritis Pain; KOOS, Knee Injury and Osteoarthritis Outcome Score; KOOS, JR, Knee Injury and Osteoarthritis Outcome Score Joint Arthroplasty; KOOS-PS, Knee Injury and Osteoarthritis Outcome Physical function Short form; KOOS-12, 12-item short forms Knee Injury and Osteoarthritis Outcome; KOS-ADLS, Activities of Daily Living Scale of the Knee Outcome Survey; KPQ, Knee Pain Questionnaire; KSPQ, Knee Surgery Perception Questionnaire; KSS (2011), 2011 Knee Society Scoring System; KSS-A, Adjusted 2011 Knee Society Scoring System; KSS short form, Knee Society Scoring System short form; LEAS, Lower-Extremity Activity Scale; LEFS, Lower Limb Functional Scale; Lequesne, Lequesne Algofunctional Index for the Knee; Lysholm, Lysholm Knee Scoring Scale; MFJS, Modified Forgotten Joint Score; OA-CAT, Computer-Adaptive Test for Hip and Knee OA; OAKHQOL, OsteoArthritis of Knee and Hip Quality of Life Scale; OKS, Oxford Knee Score; OKS-APQ, Oxford Knee Score–Activity and Participation Questionnaire; PAQ-knee, Patient Administered Questionnaires Knee; PKIP, Patient’s Knee Implant Performance; Tegner, Tegner Activity Scale; UCLA, University of California Los Angeles activity score; WOMAC, Western Ontario and McMaster Universities Arthritis Index; WOMAC-TKR, Western Ontario and McMaster Universities Arthritis Index-Total Knee Replacement function short form; WORQ, Work, Osteoarthritis or joint-Replacement Questionnaire.