To determine the influence of patient characteristics and disease activity, on adalimumab concentrations and to assess the relationships between adalimumab concentrations, the presence of anti-drug antibodies (ADAs) and disease activity in rheumatoid arthritis (RA) and to determine the association between cytokine concentrations and adalimumab concentrations.

中文翻译：

---

阿达木单抗浓度、抗药物抗体与类风湿性关节炎疾病活动性之间的关系：一项横断面观察研究。

确定患者特征和疾病活动对阿达木单抗浓度的影响，评估阿达木单抗浓度、抗药物抗体 (ADA) 的存在与类风湿性关节炎 (RA) 疾病活动之间的关系，并确定细胞因子浓度之间的关联和阿达木单抗浓度。