The interaction between TERT promoter mutation and MGMT promoter methylation on overall survival of glioma patients: a meta-analysis

Autor: Huy Gia Vuong, Thu Quynh Nguyen, Tam N. M. Ngo, Hoang Cong Nguyen, Kar-Ming Fung, Ian F. Dunn
Jazyk: angličtina
Rok vydání: 2020
Předmět:
Zdroj: BMC Cancer, Vol 20, Iss 1, Pp 1-9 (2020)
Druh dokumentu: article
ISSN: 1471-2407
DOI: 10.1186/s12885-020-07364-5
Popis: Abstract Background There are controversial results concerning the prognostic implication of TERT promoter mutation in glioma patients concerning MGMT status. In this meta-analysis, we investigated whether there are any interactions of these two genetic markers on the overall survival (OS) of glioma patients. Methods Electronic databases including PubMed and Web of Science were searched for relevant studies. Hazard ratio (HR) and its 95% confidence interval (CI) for OS adjusted for selected covariates were calculated from the individual patient data (IPD), Kaplan-Meier curve (KMC), or directly obtained from the included studies. Results A total of nine studies comprising 2819 glioma patients were included for meta-analysis. Our results showed that TERT promoter mutation was associated with a superior outcome in MGMT-methylated gliomas (HR = 0.73; 95% CI = 0.55–0.98; p-value = 0.04), whereas this mutation was associated with poorer survival in gliomas without MGMT methylation (HR = 1.86; 95% CI = 1.54–2.26; p-value
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