Spearman’s correlation coefficient between the University of California at Los Angeles Scleroderma Clinical Trial Consortium GI Tract Instrument (UCLA SCTC GITI) and the gastrointestinal scale of the Health Assessment Questionnaire for the Spondyloarthropathies.
| UCLA SCTC GITI Scale | Spearman’s ρ | 95% CI | p |
|---|---|---|---|
| Reflux | 0.37 | 0.23–0.50 | < 0.001 |
| Distension/bloating | 0.42 | 0.28–0.54 | < 0.001 |
| Diarrhea | 0.34 | 0.20–0.47 | < 0.001 |
| Fecal soilage | 0.32 | 0.17–0.45 | < 0.001 |
| Constipation | 0.26 | 0.10–0.40 | 0.003 |
| Social functioning | 0.52 | 0.40–0.63 | < 0.001 |
| Emotional well-being | 0.61 | 0.50–0.70 | < 0.001 |
| Total UCLA SCTC GITI score | 0.58 | 0.47–0.68 | < 0.001 |