Fig. 3From: Increased CD9 expression predicts favorable prognosis in human cancers: a systematic review and meta-analysisForest plot of subgroup analysis of the association between CD9 expression and overall survival in human cancers. A Subgroup analysis stratified by cancer type, B subgroup analysis stratified by CD9 detection method, C subgroup analysis stratified by publication year, D subgroup analysis stratified by race, and E subgroup analysis stratified by sample sizeBack to article page