nSNP, number of single nucleotide polymorphism; IVW, inverse-variance-weighted.
PHeterogeneity, P value of the Cochran’s Q  test for heterogeneity by IVW and MR Egger.
PPleiotropy, P value of the horizontal pleiotropy. a P value of MR-PRESSO global test. MR-PRESSO, MR pleiotropy residual sum and outlier. bP value of the intercept from MR Egger regression analysis.