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. Author manuscript; available in PMC: 2013 Jun 1.
Published in final edited form as: Int J Stroke. 2011 Dec 8;7(4):293–297. doi: 10.1111/j.1747-4949.2011.00726.x

Table 2.

Median ischemic volume according to stratified NIHSS score

NIHSS Laterality Number of patients (%) Median ischemic volume, ml P
1-5 Left hemisphere stroke 19 (33%) 32 0.555
Right hemisphere stroke 20 (38%) 33
6-10 Left hemisphere stroke 10 (17%) 54 0.510
Right hemisphere stroke 12 (23%) 56
11-15 Left hemisphere stroke 8 (14%) 37 0.069
Right hemisphere stroke 11 (21%) 90
16-20 Left hemisphere stroke 8 (14%) 68 0.110
Right hemisphere stroke 10 (19%) 153
>20 Left hemisphere stroke 13 (22%) 97 -
Right hemisphere stroke 0 -

NIHSS: National Institutes of Health Stroke Scale; P indicates the difference of ischemic volume between left hemisphere stroke and right hemisphere stroke by Mann-Whitney test