Fig. 3From: The clinicopathological and prognostic value of CXCR4 expression in patients with lung cancer: a meta-analysisForest plots for the association between CXCR4 expression and a sex (female vs. male), b tumor stage (T1, 2 vs. T3, 4), c nodal stage (N0 vs. N > 0), d distant metastasis (M0 vs. M1), e brain metastasis (no vs. yes), f bone metastasis (no vs. yes), g TNM stage (I, II vs. III, IV), h EGFR expression (low vs. high)Back to article page