| Name of the Instrument/Tool | Gout Attack Intensity Score (GAIS) |
| First Description |
Janssen CA, Oude Voshaar MAH, Ten Klooster PM, Vonkeman HE, van de Laar MAFJ. Development and validation of a patient-reported gout attack intensity score for use in gout clinical studies. Rheumatology (Oxford). 2019 Nov 1;58(11):1928-1934. |
| Year | 2019 |
| Domains | |
| Concept of constructs | Disease activity, Pain |
| Population/Disease | Disease specific |
| Originally developed for | Gout |
| Other rheumatic diseases where can be applied (only if validated) |
--- |
| Additional population with no rheumatic diseases |
No |
| Language: Originally published in | English |
| Available in Language | --- |
| REFERENCE IDENTIFICATION | |
| Author/s | Janssen CA, Oude Voshaar MAH, Ten Klooster PM, Vonkeman HE, van de Laar MAFJ. |
| Title | Development and validation of a patient-reported gout attack intensity score for use in gout clinical studies. |
| Journal | Rheumatology (Oxford). |
| Year | 2019 |
| Vol | 58 |
| Num | 11 |
| Pages | 1928-34 |
| Country | The Netherlands |
| Language | English |
| Other references of interest | |
| Link | https://pubmed.ncbi.nlm.nih.gov/30602035/ |
| Brief Description |
Data obtained from this randomized, double blinded, double dummy, active placebo-controlled non-inferiority trial carried out in The Netherlands across seven rheumatology clinics were used for the validation study of the GAIS |
| Instrument/Tool Translations References | |
| No other References. | |
| DEVELOPER CONTACT INFORMATION | |
| Correspondence to | Carly A. Janssen |
| C.A.Janssen@utwente.nl | |
| Address | Department of Psychology, Health and Technology, University of Twente, PO Box 217, 7500 AE Enschede, The Netherlands |
| Website | --- |
| Available | --- |
| Links | --- |
| DESCRIPTION OF THE INSTRUMENT | |
| Type Of Measure | Questionnaire |
| Brief Description |
Gout Attack Intensity Score, referred to as the GAIS, is a three-item score assessing pain, tenderness and swelling , for use in flare diaries in clinical trials or observational studies in patients with acute gout attacks. It is intended to be administered during a gout attack to collect daily prospective information on gout flare symptom intensity, as part of a gout flare diary. |
| Number of Items | 3 |
| Range | 0-3 |
| Responses options/scale |
Yes 1-5 |
| Developed for | --- |
| PRACTICAL APPLICATION | |
| Method of administration | Self-administered |
| Recommendations to score |
Sum of the 3 questions, mean of the summed scores. |
| Score Interpretation | Higher scores on GAIS indicate a higher level of gout attack intensity |
| Cut-off points | --- |
| Cut-off points applied to | --- |
| Smallest detectable change if described | --- |
| Smallest detectable change applied to | --- |
| Completion time by the patient | - minutes |
| Scoring time by the assessor | - minutes |
| Training to score | Not necessary |
| Strengths | Easy to use, Useful in clinical practice & research |
| Limitations | Not widely used |
| OTHER COMMENTS | |
| Other Comments | --- |