[R] tables package and alternative to col percent

[Duncan Murdoch]

On 14-01-13 12:02 AM, Daniel Cher wrote:
> Library "tables" and tabular function is neato.
>
>
>
> I'm trying to figure out how to get percents other than just row and
> columns. I'd like a percent of a factor.

That's a recent addition, still only on R-forge.
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> library(tables)
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>
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> c=data.frame(
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>        gender=c(1,1,1,1,2,2,2,2),
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>        race=c(3,3,4,4,4,4,4,4)
>
> )
>
> tabular(
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>        Factor(gender,"Gender") *
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>        Factor(race, "Race") + 1 ~
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>        (n=1) + Percent("col"),
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>        data=c
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> )
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> The above produces:
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>
>
> Gender Race n Percent
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> 1      3    2  25
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>          4    2  25
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>   2      3    0   0
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>          4    4  50
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>          All  8 100
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>>
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> I'm looking for percents to have gender=1 or gender=2 as the denominator.
> I.e.,
>

You would get the table below using

Percent(denom = Equal(Gender))

Duncan Murdoch

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> Gender Race n Percent
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> 1      3    2  *50*
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>          4    2  *50*
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>   2      3    0   *0*
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>          4    4  *100*
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>          All  8 100
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>>
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> Daniel Cher, MD
>
>   <mailto:djcher at gmail.com> djcher at gmail.com
>
> +1-650-269-5763
>
>
>
> This message and its attachments are confidential.\ \  \...{{dropped:8}}
>
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