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Forest plot showing the effect (HR) of (G-CSF) on the composite endpoint of the first occurrence of “respiratory failure” (defined in Methods) or death. HRs were computed with an extended Cox model, using binned ages and cancer type as time-independent covariates and neutropenia and G-CSF as time-dependent covariates. Abbreviations: CI, confidence interval; G-CSF, granulocyte colony-stimulating factor; HR, hazard ratio.
