Table 4.
Result of analysis of forward stepwise ordered linear regression models in SF-36
| Predictors | β | SE | P-value | B (95% CI) |
|---|---|---|---|---|
| MCS | ||||
| Depression | −0.260 | 0.392 | 0.001 | −1.309 (−2.083, −0.535) |
| FSS | −0.251 | 0.725 | 0.000 | −3.053 (−4.483, −1.623) |
| Impaired | 0.171 | 0.068 | 0.004 | 0.198 (0.064, 0.332) |
| swallowing | ||||
| ESSDAI | −0.181 | 0.160 | 0.001 | −0.525 (−0.916, −0.280) |
| Anxiety | −0.165 | 0.411 | 0.037 | −0.866 (−1.677, −0.055) |
| PCS | ||||
| Impaired | 0.322 | 0.065 | 0.000 | 0.346 (0.217, 0.475) |
| swallowing | ||||
| Depression | −0.327 | 0.282 | 0.000 | −1.526 (−2.082, −0.970) |
| Pain | −0.260 | 0.444 | 0.000 | −1.969 (−2.846, −1.093) |
Abbreviations: ESSDAI, European League Against Rheumatism Sjögren’s Syndrome Disease Activity Index; FSS, Fatigue Severity Scale; MCS, mental composite score; PCS, physical composite score; SE, standard error; SF-36, Short Form 36 health survey.