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Logistic regression model of variables associated with optimal sleep duration.
| Variable | OR | 95% CI | p |
|---|---|---|---|
| Age | 1.03 | 0.99–1.09 | 0.162 |
| Pain VAS scale | 0.68 | 0.47–0.98 | 0.038 |
| HAQ-DI score | 0.53 | 0.19–1.45 | 0.215 |
| CDAI score | 1.02 | 0.95–1.11 | 0.544 |
| Disease duration | 1.00 | 0.99–1.01 | 0.756 |
OR: odds ratio, 95% CI: 95% confidence interval, VAS: visual analogue scale, CDAI: Clinical Disease Activity Index, HAQ-DI: Health Assessment Questionnaire Disability Index.
