Correlating lesion size and location to deficits after ischemic stroke: the influence of accounting for altered peri-necrotic tissue and incidental silent infarcts

Table 3 Association between mean lesion volumes and motor impairment scores in a sub-analysis of 9 patients with small subcortical lesions

Lesion Type:	Lesion Volume,^a cm³	Correlation Between Lesion Volume & Impairment Scores (p-value)^b
Region 1	0.40 (0.24) 0.13 - 0.85	-0.58 (0.05)*
Region 2	0.34 (0.32) 0.03 - 1.04	-0.22 (0.3)
Region 3	0.038 (0.023) 0.0 - 0.064	-0.64 (0.03)*
Region 4	0.92 (1.4) 0.01 - 2.9	-0.25 (0.3)
Region 1 + 2	0.81 (0.41) 0.24 - 1.5	-0.55 (0.06)
Region 1 + 2 + 3	0.77 (0.43) 0.24 - 1.4	-0.55 (0.06)
Region 1 + 2 + 3 + 4	1.69 (1.74) 0.40 - 3.91	-0.62 (0.04)*

^a Lesion volumes are shown as mean (SD) and range
^b Correlation between mean lesion volume of a Region and Fugl-Meyer motor impairment scores (Values are Spearman rank correlation coefficients, with p-values in brackets)
* Significant at p < 0.05

ISSN: 1744-9081