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. Author manuscript; available in PMC: 2010 Dec 1.
Published in final edited form as: Stroke. 2009 Oct 15;40(12):3834–3840. doi: 10.1161/STROKEAHA.109.561787

Table 2.

NIHSS scores of stroke and TIA patients at presentation for each location of vascular occlusion

Vascular Location N (%) NIHSS
Mean ± SD
All patients 675 (100%) 7.63 ± 7.29
Any Large Vessel 280 (41%) 12.2 ± 7.82
No Large Vessel 395 (59%) 4.37 ± 4.68
ICA 43 (6.3%) 16.2 ± 6.98
M1 119 (18%) 13.4 ± 6.39
M2 136 (20%) 11.5 ± 6.74
A1 2 (0.3%) 8.50 ± 3.54
A2 7 (1.0%) 12.4 ± 5.13
Basilar Artery 14 (2.1%) 17.1 ± 12.8
Vertebral Artery 16 (2.4%) 8.43 ± 11.4
P1 8 (1.2%) 16.3 ± 14.0
P2 9 (1.3%) 10.4 ± 6.25
IV t-PA 109 (16%) 13.7 ± 6.28
No IV t-PA 566 (84%) 6.46 ±6.88