Fig. 2From: Inflammation scores as prognostic biomarkers in small cell lung cancer: a systematic review and meta-analysisForrest plot of hazard ratio for the association between neutrophil-to-lymphocyte ratio and overall survival in patients with small cell lung cancer. N, number of included patients; CI, confidence interval; LD, limited disease; ED, extended disease. # Two cut-points (NLR 3 and 4) were evaluated. aNLR were evaluated in two individual subgroups: LD and EDBack to article page