Learn R Programming

PIGE (version 1.1)

LR.inter.cont: Wald test for an interaction term

Description

The LR.inter.cont function performs a Wald test for an interaction term between a continuous variable and a SNP. The function returns the p-value of the Wald test.

Usage

LR.inter.cont(x, formula, data, Z1)

Arguments

x

name or numeric vector corresponding to the SNP tested

formula

an object of class "formula" : a symbolic description of the model to be fitted without the interaction term

data

a data frame containing the variables in the model

Z1

name of the variable which is tested in interaction with x (x:Z1)

Value

pvalue of the Wald test for the interaction term