Table 4.

Mendelian randomisation analyses of BMI to risk-taking and risk-taking to BMI

Analysis	Beta (SE)	P value
Risk-taking propensity to BMI
Conventional MR (IVW)	0.251 (0.063)	6.7 × 10−5
MR Egger	0.885 (0.985)	0.37
Weighted median MR	0.091 (0.121)	0.45
BMI to risk-taking propensity
Conventional MR (IVW)	0.004 (0.004)	0.23
MR Egger	0.002 (0.017)	0.88
Weighted median MR	−0.008 (0.007)	0.26
Between SNP heterogeneity	Not applicable	9.9 × 10−8

BMI body mass index, MR mendelian randomisation, IVW inverse-weighted variance

MR Egger intercept was not significant