Univariate and Multivariable Cox Regression analysis. Factors associated with damage accrual and death within 10 years of follow-up
| Univariate Cox Regression | Multivariable Cox Regression | |||
|---|---|---|---|---|
| First damage accrued (any increase in SDIa) | ||||
| VARIABLE | Hazard Ratio (95% CI ) | P value | Hazard Ratio (95% CI ) | P value |
| Age at first visit | 1.02 (1.01-1.03) | <0.001 | 1.02 (1.01-1.03) | <0.001 |
| Caucasian vs non-caucasian | 0.88 (0.71-1.08) | 0.22 | 0.89 (0.72-1.11) | 0.31 |
| EULAR/ACR score < or ≥20 | 1.21 (0.98-1.48) | 0.07 | 1.3 (1.04-1.57) | 0.02 |
| First damage accrued (Initial SDIa >0)# | ||||
| Age at first visit | 1.02 (1.01-1.03) | <0.001 | 1.02 (1.02-1.03) | <0.001 |
| Caucasian vs non-caucasian | 0.88 (0.71-1.10) | 0.27 | 0.91 (0.73-1.14) | 0.42 |
| EULAR/ACR score < or ≥20 | 1.25 (1.01-1.54) | 0.04 | 1.33 (1.07-1.64) | 0.009 |
| Mortality | ||||
| Age at first visit | 1.05 (1.03-1.06) | <0.001 | 1.05 (1.03-1.07) | <0.001 |
| Caucasian vs non-caucasian | 1.46 (0.84-2.57) | 0.17 | 1.48 (0.84-2.62) | 0.17 |
| EULAR/ACR score < or ≥20 | 1.66 (1.01-2.73) | 0.04 | 2.13 (1.28-3.54) | 0.003 |
#57 patients who had damage at entry were excluded for the analysis.
aSLICC/ACR Damage Index.