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Published on: November 15, 2024
Hyperglycemia and Mortality Risk in Patients with Primary Intracerebral Hemorrhage: A Meta-Analysis
Xiaoming Guo1, Helin Li2, Zhiwen Zhang3
1Neurosurgery Department, The First Affiliated Hospital of General Hospital of PLA, Beijing, 100048, China. guoqzgz@sina.cn.
Insights
Hyperglycemia, or high blood sugar, significantly increases mortality risk in patients with primary intracerebral hemorrhage. This elevated blood sugar impacts both short-term and long-term survival rates.
Area of Science:
- Neurology
- Endocrinology
- Critical Care Medicine
Background:
- Hyperglycemia is a common complication in patients with primary intracerebral hemorrhage (ICH).
- The association between hyperglycemia and patient outcomes in ICH requires further clarification.
Purpose of the Study:
- To systematically review and meta-analyze existing literature.
- To investigate the relationship between hyperglycemia and mortality risk in primary ICH patients.
Main Methods:
- Searched PubMed and Embase databases for relevant studies.
- Included 17 studies comprising 6527 primary ICH patients.
- Estimated pooled relative risk (RR) with 95% confidence intervals (CI) for mortality.
Main Results:
- Hyperglycemia significantly increased mortality risk in primary ICH patients (RR = 2.36, 95% CI 1.79-3.12).
- Elevated glucose levels were linked to increased short-term (RR = 3.97, 95% CI 2.13-7.43) and long-term mortality (RR = 1.53, 95% CI 1.14-2.05).
- Each 1-mmol/L increase in glucose raised mortality risk (RR = 1.14, 95% CI 1.06-1.22).
Conclusions:
- Hyperglycemia is a significant risk factor for mortality in primary intracerebral hemorrhage.
- Effective management of hyperglycemia may improve survival outcomes in these patients.
Abstract:
Hyperglycemia may be associated with worse functional outcomes in patients with primary intracerebral hemorrhage. We performed a systematic review and meta-analysis to investigate the relationship between hyperglycemia and mortality risk in patients with primary intracerebral hemorrhage. We searched PubMed and Embase databases for studies investigating the association between hyperglycemia and mortality risk in patients with primary intracerebral hemorrhage. We estimated the pooled relative risk (RR) with its 95% confidence interval (95% CI) to assess the impact of hyperglycemia on mortality risk. Seventeen studies with a total of 6527 primary intracerebral hemorrhage patients were included. Meta-analysis of those studies showed that hyperglycemia significantly increased risk of mortality in patients with primary intracerebral hemorrhage (RR = 2.36, 95% CI 1.79-3.12). Subgroup analysis by time of follow-up showed that hyperglycemia significantly increased risk of short-term mortality (RR = 3.97, 95% CI 2.13-7.43) and long-term mortality (RR = 1.53, 95% CI 1.14-2.05). The RR of mortality for per 1-mmol/L increment in glucose level was 1.14 (95% CI 1.06-1.22). In patients with primary intracerebral hemorrhage, hyperglycemia significantly increases risk of both short-term mortality and long-term mortality.
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