Table 1.

Patient characteristics.

Case no	Gender	Handedness	Professional/amateur	2. Instrument	Age at start of musical training (years)	Age at diagnosis (years)	Duration of musical training prior to diagnosis (years)
1	M	R	P	organ	7	39	32
2	F	R	P	–	6	24	18
3	M	R	P	–	6	48	42
4	M	R	P	–	7	28	21
5	M	R	P	–	4	25	21
6	F	R	P	–	6	24	18
7	F	L	P	organ	6	29	23
8	F	L	P	–	5	49	44
9	M	R	P	–	6	42	36
10	M	R	P	–	7	45	38
11	M	R	P	–	10	66	56
12	M	R	P	organ	8	41	33
13	M	L	A	–	13	38	25
14	M	R	P	–	8	48	40
15	F	R	P	accordion	8	33	25
16	M	R	P	–	6	52	46
17	F	R	P	–	5	36	31
18	F	both	P	–	11	53	42
19	M	both	A	–	6	50	44
20	M	R	P	–	5	21	16
21	M	R	P	–	8	39	31
22	M	R	P	guitar	9	31	22
23	M	R	P	–	6	25	19
24	M	R	P	organ	9	25	16
25	M	R	P	–	11	53	42
26	M	R	A	–	11	65	54
27	F	R	P	–	7	52	45
28	M	R	P	–	10	25	15
29	M	R	A	–	6	44	38
30	M	R	A	–	8	59	51