Association of vitamin D status and relapses (yes/no) during three year follow-up in RRMS-onset patients—Model 1: main variables.

Association of vitamin D status and relapses (yes/no) during three year follow-up in RRMS-onset patients—Model 1: main variables.复发缓解型多发性硬化（Relapsing-Remitting Multiple Sclerosis, RRMS）首发患者三年随访期间维生素D状态与疾病复发（是/否）的关联——模型1：主要变量