6.

IIM标准诊断在不同聚类中的分布

Distribution of IIM standard diagnosis among different clusters

Factors	Cluster 1	Cluster 2	Cluster 3	P
Note: Data were presented as counts (n) and percentages (%) and were compared between groups using Fisher's exact test.
Pure PM	1 (3.4)	2 (28.5)	10 (28.5)	0.010
DM	12 (41.4)	1 (14.2)	6 (17.1)	0.069
CADM	15 (51.7)	0	1 (2.8)	< 0.001
IMNM	0	4 (57.1)	1 (2.8)	< 0.001
ASS	1 (3.4)	0	17 (48.6)	< 0.001