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H-Type Hypertension and C Reactive Protein in Recurrence of Ischemic Stroke
Qing Zhang1, De-Xing Qiu2, Rong-Li Fu3
1Institute of Public Health, School of Nursing, Henan University, Kaifeng 475004, China. zq71200@163.com.
Insights
Recurrent ischemic stroke (RIS) is linked to H-type hypertension and elevated C-reactive protein (CRP). Managing these factors may help reduce the risk of stroke recurrence.
Area of Science:
- Neurology
- Cardiology
- Clinical Biochemistry
Background:
- Hypertension with high homocysteine (H-type hypertension) and elevated C-reactive protein (CRP) are known risk factors for ischemic stroke.
- The association between H-type hypertension, CRP levels, and recurrent ischemic stroke (RIS) remains unclear.
Purpose of the Study:
- To investigate the correlation between H-type hypertension and CRP levels with the incidence of recurrent ischemic stroke (RIS).
Main Methods:
- A cohort of 987 consecutive patients with acute ischemic stroke was analyzed.
- Demographic, clinical, and biochemical parameters, including CRP and homocysteine (Hcy) levels, were assessed.
- Multivariate analysis was used to identify independent risk factors for RIS.
Main Results:
- Among 987 patients, 234 experienced RIS.
- Elevated CRP levels were found in 38% of RIS patients, and 91.5% had H-type hypertension.
- Independent risk factors for RIS included older age, male sex, diabetes, H-type hypertension, and elevated CRP levels.
Conclusions:
- H-type hypertension and elevated CRP levels are significantly associated with an increased risk of recurrent ischemic stroke.
- Controlling H-type hypertension and CRP levels may be a viable strategy to reduce the incidence of RIS.
Abstract:
Hypertension with high homocysteine (HHcy) (H-type hypertension) and C reactive protein (CRP) can increase the incidence of ischemic stroke. However, it is not clear whether recurrent ischemic stroke (RIS) is related to H-type hypertension and CRP. The present study investigated the correlation of H-type hypertension and CRP level with RIS. Totally, 987 consecutive patients with acute ischemic stroke were recruited in a teaching hospital in Henan province, China during March 2014 to March 2015. The demographic and clinical characteristics and blood biochemical parameters of patients were analyzed. Elevated levels of CRP and homocysteine (Hcy) were defined as >8.2 mg/L and 10 μmol/L, respectively. Among the 987 patients, 234 were RIS. Thirty-eight percent of RIS patients had elevated CRP level and 91.5% of RIS patients had HHcy. In multivariate analysis, adjusted odds ratio (OR) of RIS in patients aged ≥60 years was 1.576 (95% CI: 1.125-2.207), in male patients 1.935 (95% CI: 1.385-2.704), in patients with diabetes 1.463 (95% CI: 1.037-2.064), CRP levels 1.013 (95% CI: 1.006-1.019), simple hypertension 3.370 (95% CI: 1.15-10.183), and H-type hypertension 2.990 (95% CI: 1.176-7.600). RIS was associated with older age, male, diabetes, H-type hypertension and CRP. Controlling H-type hypertension and CRP level may reduce the risk of RIS.
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