scholarly journals C-reactive protein for predicting all-cause mortality in patients with acute ischemic stroke: a meta-analysis

2019 ◽  
Vol 39 (2) ◽  
Author(s):  
Bo Yu ◽  
Ping Yang ◽  
Xuebi Xu ◽  
Lufei Shao

Abstract Studies on the association of C-reactive protein (CRP) with all-cause mortality in acute ischemic stroke patients have yielded conflicting results. The objective of this meta-analysis was to evaluate the prognostic value of CRP elevation in predicting all-cause mortality amongst patients with acute ischemic stroke. We searched the original observational studies that evaluated the association of CRP elevation with all-cause mortality in patients with acute ischemic stroke using PubMed and Embase databases until 20 January 2018. Pooled multivariate-adjusted hazard ratio (HR) with 95% confidence intervals (CI) of all-cause mortality was obtained for the highest compared with the lowest CRP level or per unit increment CRP level. A total of 3604 patients with acute ischemic stroke from eight studies were identified. Acute ischemic stroke patients with the highest CRP level were independently associated with an increased risk of all-cause mortality (HR: 2.07; 95% CI: 1.60–2.68) compared with the lowest CRP category. The pooled HR of all-cause mortality was 2.40 (95% CI: 1.10–5.21) for per unit increase in log-transformed CRP. Elevated circulating CRP level is associated with the increased risk of all-cause mortality in acute ischemic stroke patients. This meta-analysis supports the routine use of CRP for the death risk stratification in such patients.

2018 ◽  
Vol 38 (2) ◽  
Author(s):  
Yu Fan ◽  
Menglin Jiang ◽  
Dandan Gong ◽  
Changfeng Man ◽  
Yuehua Chen

Cardiac troponins are specific biomarkers of cardiac injury. However, the prognostic usefulness of cardiac troponin in patients with acute ischemic stroke is still controversial. The objective of this meta-analysis was to investigate the association of cardiac troponin elevation with all-cause mortality in patients with acute ischemic stroke. PubMed and Embase databases were searched for relevant studies up to April 31, 2017. All observational studies reporting an association of baseline cardiac troponin-T (cTnT) or troponin-I (cTnI) elevation with all-cause mortality risk in patients with acute ischemic stroke were included. Pooled adjusted risk ratio (RR) and corresponding 95% confidence interval (CI) were obtained using a random effect model. Twelve studies involving 7905 acute ischemic stroke patients met our inclusion criteria. From the overall pooled analysis, patients with elevated cardiac troponin were significantly associated with increased risk of all-cause mortality (RR: 2.53; 95% CI: 1.83–3.50). The prognostic value of cardiac troponin elevation on all-cause mortality risk was stronger (RR: 3.54; 95% CI: 2.09–5.98) during in-hospital stay. Further stratified analysis showed elevated cTnT (RR: 2.36; 95% CI: 1.47–3.77) and cTnI (RR: 2.79; 95% CI: 1.68–4.64) level conferred the similar prognostic value of all-cause mortality. Acute ischemic stroke patients with elevated cTnT or cTnI at baseline independently predicted an increased risk of all-cause mortality. Determination of cardiac troponin on admission may aid in the early death risk stratification in these patients.


2011 ◽  
Vol 259 (2) ◽  
pp. 400-400 ◽  
Author(s):  
Heidi Ormstad ◽  
Hans Christian Dalsbotten Aass ◽  
Niels Lund-Sørensen ◽  
Karl-Friedrich Amthor ◽  
Leif Sandvik

PLoS ONE ◽  
2016 ◽  
Vol 11 (4) ◽  
pp. e0153486 ◽  
Author(s):  
Qianqian Lin ◽  
Zhong Li ◽  
Rui Wei ◽  
Qingfeng Lei ◽  
Yunyun Liu ◽  
...  

Background: Inflammation plays a role in the pathophysiology of cerebral ischemic and also an initial response to brain injury. Inflammation involving Blood and Brain Barrier disturbance, leukocyte infiltration, endothelial cells activation, oxidant and inflammatory mediator buildups which can develop rapidly within hours and can cause secondary injury to brain tissues Objectives: To determine the correlation between Neutrophil-to-Lymphocyte Ratio (NLR) and High Sensitivity C Reactive Protein (hsCRP) with severity and outcome in acute ischemic stroke patients Methods: This study used a cross-sectional design approach. Sampling was done at H. Adam Malik General Hospital Medan and taken as many as 38 subjects. NLR and hsCRP were examined on the first day of admission. Severity was assessed by using the National Institutes of Health Stroke Scale and the outcome was assessed by using the Modified Ranking Scale on the first and fourteenth day of admission. The data analysis used the contingency coefficient correlation test and gamma test. Results: Demographic characteristics of the subjects are; the average age is 62 years old, the highest educational level is high school graduate, and the most occupation is unemployed. There is a positive, moderate, and significant correlation between NLR and severity of acute ischemic stroke (r=0.511; p=0.001). There is a positive, moderate, and significant correlation between NLR and the outcome of acute ischemic stroke (r=0.463; p=0.001). There is a positive, very strong, and significant correlation between hsCRP and severity of acute ischemic stroke (r=0.896; p=0.001). There is a positive, strong, and significant correlation between hsCRP and outcome of acute ischemic stroke (r=0.624; p=0.001) Conclusions: There is a positive and significant correlation between NLR and hsCRP with severity and outcome in acute ischemic stroke patients.


2021 ◽  
pp. 1-4
Author(s):  
Bharat L. Konin ◽  
Shiney Aggarwal ◽  
Swaraj S. Waddankeri

Background and Purpose: The measurement of markers of inflammation or thrombosis has been proposed as a method to improve the prediction of risk in patients with vascular disease. The role of C-reactive protein (CRP) as a novel plasma marker of atherothrombotic disease is currently under investigation. We related age and gender predilection of plasma CRP levels to first ever ischemic stroke and its role on mortality. Methods: Sixty patients with either hypertension or diabetes or both or none without thrombolysis with first ever acute ischemic stroke patients were examined. CT scan of brain was done after 24 hours of onset of symptoms to confirm the diagnosis. Plasma CRP level was determined after 12 - 72 hours range after the onset of symptoms in all CT confirmed ischemic stroke patients. This clinical study was done during June 2018 to January 2020. CRP was randomly measured in 60 age and sex matched individuals admitted in other wards of the hospital matched in all possible criteria expect the disease under study as a control group. Results: The CRP concentration in ischemic strokes is independent of infarction site, the value was more between 51-70 years of age group and almost equal in both gender. 54 of the 60 ischemic strokes studied had CRP value >6 mg/l and only 6 patients had <6 mg/l (p<0.001), chi square test value is ²=73.65 which is statistically significant. Only 7 of the 60 control group had CRP >6 mg/l. Conclusion: In this study mean C-Reactive protein levels were significantly higher in patients with ischemic stroke when compared to controls. C-reactive protein level increases as age advances. C-reactive protein is a better prognostic marker with no gender predilection and not a mortality predictor.


2014 ◽  
Vol 30 (1) ◽  
pp. 45-49
Author(s):  
Kazi Giasuddin Ahmed ◽  
Abu Saleh Md Badrul Hasan ◽  
Biplop Kumar Roy ◽  
Md Rafiqul Islam ◽  
Md Ruhul Quddus

Background: Stroke is a dreadful health hazard all over the world as well as in our country. The relationship between serum C-reactive protein (CRP) level and acute ischaemic stroke is not well studied especially in Bangladesh. Aims and Objectives: To evaluate the association of C-reactive protein (CRP) in acute ischemic stroke .Materials and Methods: This case-control study was carried out in the Department of Neurology, Bangabandhu Sheikh Mujib Medical University (BSMMU), Dhaka during the period from January 2006 to December 2007. A total of 30 acute ischaemic stroke patients were included in the case group. Another 30 age and sex matched and apparently healthy persons without any stroke were taken as controls. Results: The stroke patients [21 (70.0%) male; mean age, 56.3 (SD±13.7) years] and control subjects [25 (83.3%) male; mean age, 53.4 (SD ± 9.9) years] were similar in age and sex (p>0.05 each). CRP level was significantly higher in acute ischaemic stroke patients than that of control [42.06 (SD ± 21.26) mg/L; vs 4.30 (SD ± 0.072) mg/L; p<0.001]. CRP was found positive in 28 (93.7%) stroke patients and none of the control subjects. CRP was 16 times significantly higher in stroke patients than that of control subjects (OR=16.00; 95% CI=4.18-61.22; p<0.001).Conclusion: This study confirms that CRP is elevated in acute ischaemic stroke. More local studies are required regarding the significance of CRP as a risk factor for acute ischemic stroke. Bangladesh Journal of Neuroscience 2014; Vol. 30 (1): 45-49


2021 ◽  
pp. 1-6
Author(s):  
Jin Jiang ◽  
Changhong Tan ◽  
Wen Zhou ◽  
Wuxue Peng ◽  
Xuan Zhou ◽  
...  

<b><i>Introduction:</i></b> The plasma C-reactive protein (CRP) level in predicting prognosis of acute ischemic stroke (AIS) patients receiving intravenous thrombolysis (IVT) is not yet established. This study is aiming to investigate the relationship between the plasma CRP level and outcome of AIS patients receiving IVT. <b><i>Methods:</i></b> PubMed and EMBASE were searched for relevant studies that evaluated the relationship between the CRP level and outcome of AIS patients receiving IVT. STATA 12.0 was used to pool the data for meta-analysis. <b><i>Results:</i></b> In total, 8 studies were included. Six studies reported a positive relationship between the high CRP level and unfavorable outcome at 3 months. Five studies associated the high plasma CRP level with high mortality at 3 months. And meta-analysis further confirmed that the high CRP level was related to unfavorable outcomes (odds ratio [OR] = 1.716, 95% CI: 1.170–2.517, <i>p</i> = 0.006) and mortality (OR = 2.751, 95% CI: 1.613–4.693, <i>p</i> &#x3c; 0.001) at 3 months. However, an elevated CRP level was not found to increase the risk of symptomatic intracerebral hemorrhage. <b><i>Conclusion:</i></b> A high plasma CRP level was associated with a 3-month poor outcome of AIS patients treated with IVT. CRP may be used as a biomarker for the risk stratification of AIS patients as candidates receiving IVT or other alternative therapy such as mechanical thrombectomy.


2016 ◽  
Vol 2016 ◽  
pp. 1-6 ◽  
Author(s):  
Xiaohao Zhang ◽  
Zhiguang Sun ◽  
Caixia Ding ◽  
Yinyan Tang ◽  
Xuemei Jiang ◽  
...  

Background and Aims. Metabolic syndrome (MetS) has been associated with occurrence and prognosis of ischemic stroke. This study aimed to evaluate whether an association exists between MetS and early neurological deterioration (END) following acute ischemic stroke and the possible role inflammatory biomarkers play.Methods and Results. We conducted a prospective cohort investigation that involved 208 stroke patients within 48 hours from symptom onset. MetS was determined by the modified National Cholesterol Education Program/Adult Treatment Panel III criteria. END was defined as an increase of⩾1 point in motor power or⩾2 points in the total National Institutes of Health Stroke Scale (NIHSS) score within 7 days. Univariate logistic regression analysis showed that patients with MetS had a 125% increased risk of END (OR 2.25; 95% CI 1.71–4.86,P=0.005). After adjustment for fibrinogen and high-sensitivity C-reactive protein, MetS remained significantly correlated to END (OR 2.20; 95% CI 1.10–4.04,P=0.026) with a 77% elevated risk per additional MetS trait (OR 1.77; 95% CI 1.23–2.58,P=0.002).Conclusions. This study demonstrated that MetS may be a potential predictor for END after ischemic stroke, which was independent of raised inflammatory mediators.


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