表 3.

在CADM与DM中肌炎抗体的临床表现及合并疾病的相关性的比较

Comparison of the correlation of myositis autoantibodies and clinical manifestations and accompanied diseases between CADM and DM

Items	CADM									DM
	TIF-1γ			MDA5			Ro-52			TIF-1γ			MDA5			Ro-52
	r	P		r	P		r	P		r	P		r	P		r	P
CADM，clinically amyopathic dermatomyositis; DM，dermatomyositis; CTD，connective tissue disease; MDA5, melanoma differentiation related genes.
Mechanic's hands	-0.058	0.524		0.117	0.275		0.101	0.344		0.004	0.961		0.058	0.509		0.196	0.026
Heliotrope eruption	0.025	0.818		0.165	0.123		-0.335	0.001		0.310	< 0.001		0.146	0.098		-0.121	0.171
V/shawl neck sign	0.111	0.302		0.014	0.893		-0.157	0.141		0.280	0.001		0.127	0.151		-0.256	0.003
Skin ulceration	-0.013	0.907		0.289	0.006		-0.167	0.117		-0.022	0.805		0.310	< 0.001		0.013	0.882
Perionychia erythma	0.017	0.875		0.115	0.281		-0.148	0.167		0.287	< 0.001		0.300	0.001		0.024	0.783
Skin calcinosis	-0.078	0.465		-0.169	0.112		0.063	0.560		-0.087	0.323		-0.079	0.372		-0.179	0.042
Noninfectious fever	0.012	0.912		-0.015	0.892		0.094	0.381		-0.238	0.006		-0.082	0.354		0.257	0.003
Arthralgia	-0.156	0.144		0.107	0.317		0.102	0.343		-0.165	0.060		0.204	0.020		0.141	0.109
Raynaud's phenomenon	-0.013	0.907		-0.106	0.322		0.246	0.020		-0.046	0.601		-0.025	0.775		0.052	0.556
Malignancy	-0.070	0.516		-0.022	0.840		-0.078	0.465		0.476	< 0.001		-0.124	-0.160		-0.102	0.247
Accompanied CTD	-0.089	0.407		0.073	0.498		0.066	0.540		-0.135	0.124		-0.110	0.214		0.329	< 0.001