Journal of Rheumatic Diseases

Table. 3.

Multivariable Cox hazards model analysis of variables at diagnosis with statistical significance in the univariable analysis for predicting all-cause mortality in AAV patients

Variables HR 95% CI p-value
Multivariable with serum albumin
Age (yr) 1.008 0.975~1.042 0.637
BVAS 1.086 1.018~1.159 0.012
FFS 2.099 1.262~3.491 0.004
Chronic kidney disease (stages 3~5) 1.546 0.639~3.743 0.334
Interstitial lung disease 4.699 1.825~12.097 0.001
CRP 0.994 0.984~1.003 0.179
Serum albumin 0.207 0.087~0.492 <0.001
Multivariable with mBMI
Age (yr) 1.022 0.990~1.055 0.180
BVAS 1.091 1.025~1.162 0.007
FFS 1.966 1.198~3.226 0.007
Chronic kidney disease (stages 3~5) 1.438 0.587~3.521 0.427
Interstitial lung disease 4.472 1.721~11.619 0.002
CRP 0.998 0.989~1.006 0.579
mBMI 0.995 0.992~0.998 0.003

AAV: ANCA-associated vasculitis, ANCA: antineutrophil cytoplasmic antibody, HR: hazard ratio, CI: confidence interval, BVAS: Birmingham vasculitis activity score, FFS: five factor score, CRP: C-reactive protein, mBMI: modified body mass index.

J Rheum Dis 2022;29:154~161 https://doi.org/10.4078/jrd.2022.29.3.154
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