R Under development (unstable) (2024-03-07 r86063 ucrt) -- "Unsuffered Consequences"
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> library(survey)
Loading required package: grid
Loading required package: Matrix
Loading required package: survival

Attaching package: 'survey'

The following object is masked from 'package:graphics':

    dotchart

> data(nhanes)
> design <- svydesign(id=~SDMVPSU, strata=~SDMVSTRA, weights=~WTMEC2YR, nest=TRUE,data=nhanes)
> 
> a<-svyglm(formula = I(race == 1) ~ HI_CHOL + agecat + RIAGENDR,  design = subset(design,!is.na(HI_CHOL)), family=quasibinomial)
> b<-svyglm(formula = I(race == 1) ~ HI_CHOL + agecat + RIAGENDR,  design =design , family=quasibinomial)
> 
> ta<-regTermTest(a, ~HI_CHOL)
> tb<-regTermTest(b, ~HI_CHOL)
> 
> stopifnot(isTRUE(all.equal(ta$chisq, tb$chisq)))
> stopifnot(isTRUE(all.equal(ta$lambda, tb$lambda)))
> 
> proc.time()
   user  system elapsed 
   1.23    0.17    1.34