This function calculates the Q statistic for heterogeneity in Mendelian Randomization analysis.
Usage
Qstatistic(b_group, se_group, b_overall)
Arguments
- b_group
Numeric vector, effect sizes for each group.
- se_group
Numeric vector, standard errors for each group.
- b_overall
Numeric, overall effect size.
Value
Numeric, Q statistic for heterogeneity.