Table 3.

MSA type, titer, and CK level in patients with positive MSA (n = 26)

	AGE	SEX	MSA TYPE	Mi-2 titer	NXP-2 titer	MDA-5 titer	TIF1γ titer	SRP titer	CK
1	10	M	MDA5			50			126
2	5	M	MDA5			50			103
3	12	F	MDA5			13			88
4	12	F	MI2	≥100					14,152
5	4	F	MI2	97					18,992
6	16	F	MI2	91					14,119
7	4	F	MI2	47					3077
8	5	F	MI2	32					1491
9	2	F	NXP2		≥100				475
10	3	M	NXP2		≥100				74
11	12	F	NXP2		≥100				1044
12	13	F	NXP2		≥100				147
13	8	F	NXP2		52				1438
14	3	F	NXP2		30				229
15	4	M	NXP2		16				1040
16	8	F	NXP2		12				4681
17	10	F	NXP2		11				47
18	12	F	TIF1γ				84		402
19	12	F	PL7						13,972
20	8	F	SRP					24	132
21	4	M	SRP, TIF1γ				13	58	93
22	4	F	NXP2, MDA5		≥100	34			3860
23	5	F	NXP2, MI2	98	≥100				633
24	3	F	NXP2, OJ		≥100				1242
25	3	M	NXP2, SRP		≥100			12	190
26	3	F	MI2, MDA5	16		11			117