Characteristics of the patients who had developed CVD at the time of CVD diagnosis.

CVD, connective vascular disease; yr, year; F, female; M, male; SLB, surgical lung biopsy; RA, rheumatoid arthritis; MPA, microscopic polyangiitis; SSc, systematic sclerosis; SjS, Sjogren’s syndrome; UIP, usual interstitial pneumonia; mo, month.*SLB was performed at the time of RA diagnosis.以下为本数据集涉及的缩写及其对应含义：CVD：结缔组织血管病（connective vascular disease）；yr：年（year）；F：女性（female）；M：男性（male）；SLB：外科肺活检（surgical lung biopsy）；RA：类风湿关节炎（rheumatoid arthritis）；MPA：显微镜下多血管炎（microscopic polyangiitis）；SSc：系统性硬化症（systematic sclerosis）；SjS：干燥综合征（Sjogren’s syndrome）；UIP：普通型间质性肺炎（usual interstitial pneumonia）；mo：月（month）。*SLB于类风湿关节炎确诊时实施。