Table 2.
Overview of measures endorsed for assessing patient‐reported outcomes included in ICHOM IA Standard Seta
| Outcome, endorsed instruments | Construct validity | Reliability | Responsiveness | Flesch‐Kincaid grade levelb |
|---|---|---|---|---|
| Pain | ||||
| NRS/VAS | >1 | >1 | >1 | 7 |
| SF‐36 bodily pain | >1 | >1 | >1 | 8 |
| PROMIS Short | 0 | 0 | 1 | 6 |
| Form v1.0– Pain | ||||
| Interference 8a | ||||
| PedsQL aches and painc | 0 | 1 | 0 | 0 |
| Fatigue | ||||
| BRAF‐MD | 1 | >1 | 1 | 5 |
| FACIT‐F | 1 | >1 | >1 | 3 |
| NRS/VAS | >1 | 1 | >1 | 8 |
| PROMIS Short Form | 0 | 0 | 1d | 5 |
| v1.0– Fatigue 8a | ||||
| PedsQL 4.0 fatiguec | 0 | 1 | 0 | 0 |
| Activity limitations | ||||
| HAQ DI | >1 | >1 | >1 | 3 |
| HAQ‐II | 1 | >1 | 0 | 4 |
| MHAQ | 1 | >1 | >1 | 3 |
| PROMIS Short Form | 1 | 0 | e | 4 |
| v2.0 – Physical | ||||
| Function 10a | ||||
| MDHAQ score | 1 | >1 | 1 | 3 |
| BASFI | 0 | >1 | >1 | 7 |
| C‐HAQ | 1 | >1 | >1 | 4 |
| JAMAR | 0 | 0 | 0 | 2 |
| Health impact | ||||
| PROMIS global health | 0 | 0 | 0 | 8 |
| EQ‐5Df | >1g | >1 | >1 | 6 |
| SF‐6D | 1 | >1 | >1 | 9 |
| RAID (for RA) | 0 | >1 | 1 | 10 |
| PSAID (for PsA) | 0 | >1 | 1 | 12 |
| ASAS Health Index | 1 | >1 | 0 | 6 |
| Patient/parent global assessment (NRS or VAS) | 0 | >1 | >1 | 7 |
| Work/school/ housework ability and productivity, WPAI | 1 | 1 | 1 | 8 |
Values are the number of studies of good methodologic quality that noted favorable properties, unless indicated otherwise. ICHOM = International Consortium for Health Outcome Measurement; IA = inflammatory arthritis; NRS = numerical rating scale; VAS = visual analog scale; SF‐36 = Short Form 36 Health Survey; PROMIS = Patient‐Reported Outcome Measurement Information System; PedsQL = Pediatric Quality of Life Inventory; BRAF‐MD = Bristol Rheumatoid Arthritis Fatigue Multidimensional Questionnaire; FACIT‐F = Functional Assessment of Chronic Illness Therapy‐Fatigue; HAQ DI; Health Assessment Questionnaire Disability Index; MHAQ = Modified Health Assessment Questionnaire Disability Index; MDHAQ = Multidimensional Health Assessment Questionnaire; BASFI = Bath Ankylosing Spondylitis Functional Activity Index; C‐HAQ = Childhood Health Assessment Questionnaire; JAMAR = The Juvenile Arthritis Multidimensional Assessment Report; EQ‐5D = EuroQol 5 dimensions; SF‐6D = Medical Outcome Study Short Form 6D; RAID = Rheumatoid Arthritis Impact of Disease; RA = rheumatoid arthritis; PSAID = Psoriatic Arthritis Impact of Disease; PsA = psoriatic arthritis; ASAS = Assessment of SpondyloArthritis international Society; WPAI =Work Productivity and Activity Impairment Questionnaire.
Estimated using the Flesch‐Kincaid grade level statistic.
Instrument is intended for pediatric populations.
Unfavorable properties according to 1 study with good methodologic quality.
Mixed findings in studies of good methodologic quality.
Including EQ‐5D‐Y for pediatric patients.
Unfavorable properties according >1 study of good methodologic quality.