| Name of the Instrument/Tool | Duration of MJS |
| First Description |
Bacci ED, DeLozier AM, Lin CY, et al. Psychometric properties of morning joint stiffness duration and severity measures in patients with moderately to severely active rheumatoid arthritis. Health Qual Life Outcomes. 2017;15(1):239. Published 2017 Dec 6. doi:10.1186/s12955-017-0813-7 |
| Year | 2017 |
| Domains | |
| Concept of constructs | Stiffness |
| Population/Disease | Disease specific |
| Originally developed for | Rheumatoid Arthritis (RA) |
| Other rheumatic diseases where can be applied (only if validated) |
Any RMD |
| Additional population with no rheumatic diseases |
No |
| Language: Originally published in | English |
| Available in Language | --- |
| REFERENCE IDENTIFICATION | |
| Author/s | Bacci ED, DeLozier AM, Lin CY, et al. |
| Title | Psychometric properties of morning joint stiffness duration and severity measures in patients with moderately to severely active rheumatoid arthritis. 2 |
| Journal | Health Qual Life Outcomes. |
| Year | 2017 |
| Vol | 15 |
| Num | 1 |
| Pages | 239 |
| Country | USA |
| Language | English |
| Other references of interest | |
| Link | https://pubmed.ncbi.nlm.nih.gov/29212515/ |
| Brief Description |
This study concludes that Duration of MJS and Severity of MJS PROs demonstrated reliability, validity, and responsiveness in adults with moderately to severely active RA, supporting the measurement of these key symptoms in clinical trials. |
| Instrument/Tool Translations References | |
| No other References. | |
| DEVELOPER CONTACT INFORMATION | |
| Correspondence to | Elizabeth D. Bacci |
| elizabeth.bacci@evidera.com. | |
| Address | Evidera, Inc, 1417 4th Avenue, Suite 510, Seattle, WA, 98101, USA. |
| Website | --- |
| Available | --- |
| Links | --- |
| DESCRIPTION OF THE INSTRUMENT | |
| Type Of Measure | Questionnaire |
| Brief Description |
Duration of MJS is a single-item PRO designed to capture information on self-reported length of time, in minutes, that a patient’s MJS lasted each day. |
| Number of Items | 1 |
| Range | 0-720 |
| Responses options/scale |
No |
| Developed for | Clinical practice, Research |
| PRACTICAL APPLICATION | |
| Method of administration | Online/Mail based |
| Recommendations to score |
Patients were asked: “Please indicate how long your morning joint stiffness lasted today,” and responded with the number of hours and minutes. Durations recorded as >12 h (720 min) are censored at 720 min |
| Score Interpretation | --- |
| Cut-off points | --- |
| Cut-off points applied to | --- |
| Smallest detectable change if described | --- |
| Smallest detectable change applied to | --- |
| Completion time by the patient | 1 minutes |
| Scoring time by the assessor | 1 minutes |
| Training to score | Not necessary |
| Strengths | Useful in clinical practice & research |
| Limitations | --- |
| OTHER COMMENTS | |
| Other Comments | --- |