An updated stroke protocol on not dying would be the best.
http://stroke.ahajournals.org/content/46/9/2419.abstract
- Zhihong Shi, MD, PhD;
- Yalin Guan, MD, MS;
- Ya Ruth Huo, BA, MD;
- Shuling Liu, RN, MS;
- Meilin Zhang, PhD;
- Hui Lu, MD, MS;
- Wei Yue, MD, MS;
- Jinhuan Wang, MD, PhD;
- Yong Ji, MD, PhD
+ Author Affiliations
- Correspondence to Yong Ji, MD, PhD, Department of Neurology, Tianjin Huanhu Hospital, Qixiangtai Rd 122, Hexi, Tianjin 300060, China. E-mail jiyongusa@126.com
Abstract
Background and Purpose—Total
homocysteine (tHcy) levels are associated with secondary vascular
events and mortality after stroke. The aim of this
study was to investigate whether tHcy levels
in the acute phase of a stroke contribute to the recurrence of
cerebro-cardiovascular
events and mortality.
Methods—A total of 3799 patients were recruited after hospital admission for acute ischemic stroke. Levels of tHcy were measured within
24 hours after primary admission. Patients were followed for a median of 48 months.
Results—During the
follow-up period, 233 (6.1%) patients died. After adjustment for age,
smoking status, diabetes mellitus, and other
cardiovascular risk factors, patients in the
highest tHcy quartile (>18.6 μmol/L) had a 1.61-fold increased risk
of death
(adjusted hazard ratio [HR], 1.61; 95%
confidence interval [CI], 1.03–2.53) compared with patients in the
lowest quartile
(≤10 μmol/L). Further subgroup analysis
showed that this correlation was only significant in the large-artery
atherosclerosis
stroke subtype (adjusted HR, 1.80; 95% CI,
1.05–3.07); this correlation was not significant in the small-vessel
occlusion
subtype (adjusted HR, 0.80; 95% CI,
0.30–2.12). The risk of stroke-related mortality was 2.27-fold higher
for patients in
the third tHcy quartile (adjusted HR, 2.27;
95% CI, 1.06–4.86) and 2.15-fold more likely for patients in the fourth
quartile
(adjusted HR, 2.15; 95% CI, 1.01–4.63) than
for patients in the lowest tHcy quartile. The risk of
cardiovascular-related mortality
and the risk of recurrent ischemic stroke
were not associated with tHcy levels.
Conclusions—Our findings suggest that elevated tHcy levels in the acute phase of an ischemic stroke can predict mortality, especially
in stroke patients with the large-vessel atherosclerosis subtype.
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