search for: n_asthma

Displaying 2 results from an estimated 2 matches for "n_asthma".

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2004 Dec 30
1
subsetting within a function
...LL){ subs <- with(mydata, eval(sub)) fit.glm <- glm(formula=formula, data=mydata, family=binomial, subset=subs) return(fit.glm) } But when I tested it out with test <- test.fun(y~x1+x2, mydata=testdata, sub=expression(SEX==0)) I get: Error in "[.data.frame"(structure(list(N_ASTHMA = as.integer(c(0, 0, 0, : invalid subscript type I'm guessing that it's looking in the global environment for subs, but I'm not sure how to fix this. Any help would be greatly appreciated. -- Pamela A McCaskie BSc(Mathematical Sciences)(Hons) Western Australian Institute for M...
2005 Jan 05
1
subsetting within a function using lme
..., data=mydata, family=binomial, subset=subs) > > return(fit.glm) > > } > > > > But when I tested it out with > > test <- test.fun(y~x1+x2, mydata=testdata, sub=expression(SEX==0)) > > > > I get: > > Error in "[.data.frame"(structure(list(N_ASTHMA = as.integer(c(0, 0, 0, : > > invalid subscript type > > I get a different error: it may be that you have an object called `subs` > in the global environment > > > I'm guessing that it's looking in the global environment for > > subs, > > More pre...