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ABSTRACT: Background
Immune-related adverse events (irAEs) are side effects that reflect the activation of patients' immune systems after treatment with immune checkpoint inhibitors (ICIs). However, there is no meta-analysis on the effect of early irAEs on patient survival. Thus, we assessed the association between early irAEs and the survival of patients treated with ICIs.Methods
PubMed, Embase, and Web of Science were searched from May 2010 to May 2020 for all the retrospective and prospective comparative studies to evaluate the hazard ratios (HRs) for death. A random-effects model was used to calculate the pooled HR for death, and heterogeneity was assessed using I² statistics. The main outcomes were overall survival (OS) and progression-free survival (PFS).Results
A total of 11 reports with 2077 patients were included. A significant association was observed between early irAEs and a favorable clinical outcome. Patients with early irAEs had prolonged OS (HR: 0.62, 95% confidence interval (CI): 0.53-0.74, p < 0.001) and PFS (HR: 0.53, 95% CI: 0.41-0.66, p < 0.001) compared to those without; these results were confirmed using a sensitivity analysis. The irAE types, malignancy types, and sample size were correlated with patients' clinical outcomes.Conclusions
Early irAEs, especially cutaneous irAEs, correlated with a better clinical outcome in patients treated with ICIs.
SUBMITTER: Zhang YC
PROVIDER: S-EPMC9917734 | biostudies-literature | 2023 Jan
REPOSITORIES: biostudies-literature
Zhang You-Cheng YC Zhu Tian-Chen TC Nie Run-Cong RC Lu Liang-He LH Xiang Zhi-Cheng ZC Xie Dan D Luo Rong-Zhen RZ Cai Mu-Yan MY
Journal of clinical medicine 20230117 3
<h4>Background</h4>Immune-related adverse events (irAEs) are side effects that reflect the activation of patients' immune systems after treatment with immune checkpoint inhibitors (ICIs). However, there is no meta-analysis on the effect of early irAEs on patient survival. Thus, we assessed the association between early irAEs and the survival of patients treated with ICIs.<h4>Methods</h4>PubMed, Embase, and Web of Science were searched from May 2010 to May 2020 for all the retrospective and prosp ...[more]