Fig. 6: Forest plot showing the effect of alleles associated with longer leukocyte telomere length on all glioma risk.
From: Searching for causal relationships of glioma: a phenome-wide Mendelian randomisation study

Diamonds represents overall causal effects estimated using both random and fixed-effects inverse-variance-weighted (IVW) models, both with and without the TERT SNP (rs2736100). Confidence intervals indicated by diamond width. Vertical line denotes the null value (ORSD = 1).