. Author manuscript; available in PMC: 2015 Jun 27.

Published in final edited form as: Neurorehabil Neural Repair. 2013 Dec 27;28(5):433–442. doi: 10.1177/1545968313516868

Table 3.

Comparisons of mean (SD) of primary motor cortex (M1) outcomes in patients with left vs. right stroke and with PLIC vs. ALIC stroke.

	Left hemisphere stroke (n=12, FMUE=45.2±19.1, time after stroke=32.7±28.4mo)	Right hemisphere stroke (n=6, FMUE=38.5±11.6, time after stroke=46.8±51.6mo)	p-value
N-acetylaspartate (mM)
Ipsilesional	9.6±1.6	9.3±1.1	.7
Contralesional	11.3±1.6	10.1±1.5	.8
Spatial extent of activation (%)
Ipsilesional	22.5±14.4		.1
Contralesional	11.7±11.9	15.7±10.3	.5

	PLIC stroke (n=7, FMUE=43.4±18.8, time after stroke=47.0±47.4mo)	ALIC stroke (n=3, FMUE=50.3±9.5, time after stroke=32.0±24.9mo)	p-value
N-acetylaspartate (mM)
Ipsilesional	9.3±1.4	9.3±1.2	.9
Contralesional	9.6±1.6	10.9±1.5	.2
Spatial extent of activation (%)
Ipsilesional	19.3±16.8	16.6±12.4	.8
Contralesional	11.8±12.1	2.4±2.2	.2

n, number of patients; FMUE, Fugl-Meyer Upper Extremity, mo, months