[R] filter and add a column

Ana Marija @okov|c@@n@m@r|j@ @end|ng |rom gm@||@com
Tue Aug 6 21:39:27 CEST 2019


I guess this is what you meant:

    controls$control <- rep(1,nrow(controls))
    t1=merge(tot,controls, by="eid", all = T)

On Tue, Aug 6, 2019 at 2:15 PM Patrick (Malone Quantitative) <
malone using malonequantitative.com> wrote:

> This should get you going:
>
> Add a vector of 1s to controls before joining the datasets.
>
> On Tue, Aug 6, 2019 at 3:01 PM Ana Marija <sokovic.anamarija using gmail.com>
> wrote:
> >
> > I really don't know how I would implement this
> >
> > On Tue, Aug 6, 2019 at 1:42 PM Patrick (Malone Quantitative) <
> malone using malonequantitative.com> wrote:
> >>
> >> See the posting guide for this list about plain text.
> >>
> >> Again, what have you tried? This is also mentioned in the posting guide.
> >>
> >>
> >> On Tue, Aug 6, 2019 at 2:38 PM Ana Marija <sokovic.anamarija using gmail.com>
> wrote:
> >> >
> >> > Hi Patrick,
> >> >
> >> > yes both controls and tot have "eid" column, please see attached
> >> >
> >> > Can you please tell em what means to post in "plain text" ?
> >> >
> >> > Thanks
> >> > Ana
> >> >
> >> > On Tue, Aug 6, 2019 at 1:33 PM Patrick (Malone Quantitative) <
> malone using malonequantitative.com> wrote:
> >> >>
> >> >> Do you have some kind of ID variable? If so, it should be
> >> >> straightforward with the appropriate joining function.
> >> >>
> >> >> What have you tried?
> >> >>
> >> >> Also, please post in plain text.
> >> >>
> >> >>
> >> >> On Tue, Aug 6, 2019 at 2:16 PM Ana Marija <
> sokovic.anamarija using gmail.com> wrote:
> >> >> >
> >> >> > Hello,
> >> >> >
> >> >> > I am filtering my data frame "tot" via:
> >> >> >
> >> >> > controls=tot %>% filter_all(any_vars(. %in% c("E109",
> "E119","E149"))) %>%
> >> >> > filter_all(any_vars(. %in% c("Caucasian"))) %>%
> filter_all(any_vars(. %in%
> >> >> > c("No kinship found","Ten or more third-degree relatives
> identified")))
> >> >> >
> >> >> > > dim(controls)
> >> >> > [1] 15381  1093
> >> >> > > dim(tot)
> >> >> > [1] 502536   1093
> >> >> >
> >> >> > how do I add in my data frame "tot" a new column called "controls"
> where
> >> >> > every of those filtered 15381 rows would have the value 1 and the
> rest
> >> >> > which can be found in tot have the value -9?
> >> >> >
> >> >> > Thanks
> >> >> > Ana
> >> >> >
> >> >> >         [[alternative HTML version deleted]]
> >> >> >
> >> >> > ______________________________________________
> >> >> > R-help using r-project.org mailing list -- To UNSUBSCRIBE and more, see
> >> >> > https://stat.ethz.ch/mailman/listinfo/r-help
> >> >> > PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> >> >> > and provide commented, minimal, self-contained, reproducible code.
>

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