Multivariate analysis of first visit variables predictive of mortality at 2 years
| OR | 95% CI | p Value | |
|---|---|---|---|
| Age >55 years | 2.54 | 1.69 to 3.80 | 0.0001 |
| Cardiac involvement | 2.27 | 1.37 to 3.74 | 0.006 |
| Tendon friction rubs | 2.13 | 1.39 to 3.26 | 0.0005 |
| Rapid STPR | 1.74 | 1.15 to 2.63 | 0.01 |
| Gastrointestinal involvement | 1.83 | 1.21 to 2.74 | 0.004 |
| Male gender | 1.60 | 1.03 to 2.49 | 0.04 |
| Anti-RNA polymerase III antibody | 0.61 | 0.40 to 1.94 | 0.02 |
STPR, skin thickness progression rate.