Helper: function to run a binary analysis using survey::svyglm
     
    
    Usage
    svyglm_analysis(design, outcome, exposure, covariates = NULL)
 
    
    Arguments
- design
- survey design object 
- outcome
- name of outcome variable 
- exposure
- name of exposure variable 
- covariates
- vector of covariate names 
 
    
    Value
    list of results from model for the exposure