There were strong correlation between AFA and APF, AKA, anti-CCP antibody and anti-Sa antibody.

• AFA与年龄有关。 AFA与抗核周因子抗体(APF)、抗角蛋白抗体(AKA)、抗环瓜氨酸肽(CCP)抗体及抗Sa抗体均有相关性。