Table 3

Clinical and instrumental features of patients with MyD

Patient No	Age	Sex	MDRS	Warm up	DS	DL	SS	SL
*, † ‡ Patients deriving from the same family.
MDRS, Muscular disability rating scale developed by Mathieu et al.¹⁶ MDRS, ordinal scale of clinical muscular impairment ranging from 1 (no impairment) to 5 (severe proximal weakness, confined to wheelchair); yes or no, whether the patient's value exceeds the normal limits computed in the control group. DS and DL, respectively the duration values for small and large target displacements; SS and SL, respectively the skewness values for small and large target displacements.
1	47	F	3	Yes	No	Yes	No	No
2	56	M	3	No	No	No	No	No
3*	28	M	4		No	Yes	No	No
4*	30	F	4		Yes	Yes	No	Yes
5	50	F	4	No	No	No	Yes	Yes
6	44	M	4	Yes	Yes	No	Yes	No
7	26	M	2	No	Yes	Yes	No	No
8	58	F	4	Yes	Yes	Yes	Yes	No
9	60	M	4	Yes	Yes	Yes	Yes	No
10‡	27	M	3	Yes	Yes	Yes	Yes	Yes
11‡	21	F	3	Yes	Yes	Yes	Yes	Yes
12	34	M	2	Yes	Yes	Yes	No	No
13	68	M	2	Yes	No	No	No	No
14	57	F	4	Yes	Yes	No	Yes	No
15	15	F	3	Yes	No	No	Yes	No
16	34	M	3	No	Yes	Yes	Yes	No
17	67	M	4	No	No	No	No	No
18‡	49	F	2	Yes	Yes	No	No	Yes
19‡	21	F	3	Yes	Yes	Yes	Yes	Yes
20	35	F	4	Yes	No	No	Yes	No