Two sample MR report


HLA-DQA2_Alveolar Macrophages against finn-b-ASTHMA_ALLERG_EXMORE

Date: 13 January, 2026


Results from two sample MR:

method nsnp b se pval
MR Egger 14 -0.0976404 0.1220028 0.4390867
Weighted median 14 0.0197509 0.0169844 0.2448765
Inverse variance weighted 14 0.0271214 0.0126525 0.0320680
Simple mode 14 0.0195997 0.0294031 0.5166935
Weighted mode 14 0.0195997 0.0272892 0.4853302

Heterogeneity tests

method Q Q_df Q_pval
MR Egger 6.843767 12 0.8677630
Inverse variance weighted 7.900877 13 0.8499974

Test for directional horizontal pleiotropy

egger_intercept se pval
0.0940331 0.0914578 0.3241543

Test that the exposure is upstream of the outcome

snp_r2.exposure snp_r2.outcome correct_causal_direction steiger_pval
0.000115 0 TRUE 0.3087507

Note - R^2 values are approximate


Forest plot of single SNP MR

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Comparison of results using different MR methods

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Funnel plot

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Leave-one-out sensitivity analysis

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