[R-meta] Multiple subset

Gerta Ruecker ruecker @end|ng |rom |mb|@un|-|re|burg@de
Wed Mar 10 13:45:03 CET 2021


Hi Angelo,

probably you mean

subset = (VAR1=="X" & VAR2=="Z")

Best, Gerta

Am 10.03.2021 um 13:20 schrieb angelo solarino:
> Hello,
>
> I am trying to concatenate two subset functions in metafor
>
> something like:
> subset=VAR1=="X" & subset=VAR2=="Z",
>
> regardless of how i try to change the syntax i get an error message.
>
> has anyone tried it before?
>
> The only other option it comes to my mind is to split the database on VAR1
> and then rin the subset by VAR2.
>
> Thank you,
> Angelo
>
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-- 

Dr. rer. nat. Gerta Rücker, Dipl.-Math.

Institute of Medical Biometry and Statistics,
Faculty of Medicine and Medical Center - University of Freiburg

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