stoufferMeta - Weighted meta-analysis of p-values via Stouffer’s method

Description

stoufferMeta combines multiple weighted p-values into a meta-analysis p-value using Stouffer’s Z-score method.

Usage

stoufferMeta(p, w = NULL)

Arguments

p
numeric vector of p-values.
w
numeric vector of weights.

Value

A named numeric vector with the combined Z-score and p-value in the form c(Z, pvalue).

Examples

# Define p-value and weight vectors
p <- c(0.1, 0.05, 0.3)
w <- c(5, 10, 1)

# Unweighted
stoufferMeta(p)

         Z     pvalue 
1.99232360 0.02316778 


# Weighted
stoufferMeta(p, w)

         Z     pvalue 
2.08291783 0.01862936