The team observed an inverse relationship between baseline levels of 25(OH)D and tender joint count, Disease Activity Score 28-joint assessment (DAS28) scores, and Health Assessment Questionnaire (HAQ) scores.

• 研究小组观察到25(OH)D的基线值水平和肿痛的关节数目，28个关节评估总分以及健康评估问卷的总分成反比。