Table 1.

Basic patient characteristics and demographics.

Case	Age	Gender	Duration (month)	Impaired region number	First symptom	Following symptoms	Rt UE UMN score	Lt UE UMN score	Rt LE UMN score	Lt LE UMN score	Rt UE MRC score	Lt UE MRC score	Rt LE MRC score	Lt LE MRC score	Rt PCG extent ratio Z > 1.5	Lt PCG extent ratio Z > 1.5	Rt PCL extent ratio Z > 1.5	Lt PCL extent ratio Z > 1.5	Revised El Escorial clinical classification
1	54	M	2	1	Rt UE		4				27					13			Probable
			1			Bulbar
2	55	M	4	2	Lt LE					3				27			0		Definite
3	56	M	11	3	Lt UE			0				26			7				Possible
			6	4		Lt LE				0				28			23
			1	5		Rt LE, Bulbar			1				31					2
4	62	M	8	6	Lt UE			2				25			11				Definite
			4	7		Rt UE	3				25					26
5	60	M	11	8	Rt UE		3				25					8			Probable
			2	9		Lt UE, Bulbar		0				26			0
6	43	F	5	10	Rt LE				2				30					26	Possible
			2	11		Rt UE, Bulbar	1				32					0
7	70	F	16	12	Lt LE					4				23			31		Possible
			5	13		Lt UE		5				27			32
8	69	F	12	14	Lt UE			4				29			20				Possible
			3	15		Rt UE	5				32					18
9	73	F	11	16	Lt UE, Bulbar			5				21			4				Definite
			2	17		Rt UE	5				23					3
10	63	M	8	18	Rt LE				4				31					45	Definite
			3	19		Lt LE				3				32			0

Abbreviations: F, Female; LE, Lower extremity; Lt., Left; M, male; MRC Medical Research Council; PCG, precentral gyrus; PCL paracentral lobule; Rt., Right; UE, Upper extremity; UMN, Upper motor neuron.