Research Article
Anti-Cyclic Citrullinated Peptide Antibodies and Severity of Interstitial Lung Disease in Women with Rheumatoid Arthritis
Table 4
Multiple linear regression analysis assessing the association of anti-CCP2 titers with the ground-glass and fibrosis scores observed in HRCT adjusting by selected variables.
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Anti-CCP2 titers: anti-cyclic citrullinated peptide antibodies titers (second generation); DAS28: disease activity score; HAQ-Di: Health Assessment Questionnaire; MTX: methotrexate. Dependent variables: first model: ground-glass score, second model: fibrosis score. Covariates included in this analysis were those quantitative variables that had statistical significance in the univariate analysis or were considered with biologic plausibility to explain the severity of ILD in HRCT. |