Fig. 6From: SHMT1 C1420T polymorphism contributes to the risk of non-Hodgkin lymphoma: evidence from 7309 patientsForest plots for NHL risk associated with the SHMT1 C1420T polymorphism, stratified by NHL type (TT vs. CC). No significant association was detected in the stratification analysis by NHL subtype. The boxes and horizontal lines correspond to the estimates of OR and 95% CI for each study. The diamond indicates the pooled OR and 95% CIBack to article page