Table 1. Characteristics of human primary fibroblasts.

Fibroblasts	Status	Gender	Age biopsy (years)	MIRS	CTG (n) in blood	Age diagnosis (years)
C1	Control	M	49
C2	Control	F	48
C3	Control	Unknown	53
DM1-1	DM1 patient	M	71	3	167	53
DM1-2	DM1 patient	F	45	2	333	41
DM1-3	DM1 patient	F	59	3	333	26
DM1-4	DM1 patient	F	44	2	833	27
DM1-5	DM1 patient	M	56	3	1333	20
DM1-6	DM1 patient	F	34	4	1650	12
DM1-7	DM1 patient	M	50	5	233	20

MIRS: Muscle impairment rating scale; M: male; F:female.