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Re: st: Assigned sex
From
Phil Clayton <[email protected]>
To
[email protected]
Subject
Re: st: Assigned sex
Date
Thu, 23 Dec 2010 00:08:03 +1100
Use -encode- to convert the sex variable to a numeric one, eg:
label define male 0 "F" 1 "M"
encode sex, label(male) gen(male)
Note that I've made the values 0 and 1, rather than 1 and 2, because this makes "male" a dummy variable suitable for regression.
Phil
On 22/12/2010, at 11:50 PM, Marcello Pagano wrote:
>
> -------- Original Message --------
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> Dear stata-listers,
>
> I would like some help is using the 'recode' command (or any other appropriate one)
> to reformat one of my variables.
>
> The variable 'sex' describes what sex each of my subjects is assigned to.
> The variable looks like this:
>
> . sum sex
>
> Variable | Obs Mean Std. Dev. Min Max
> -------------+--------------------------------------------------------
> sex | 0
>
> . tab sex
>
> c:sex | Freq. Percent Cum.
> ------------+-----------------------------------
> F | 584 48.50 48.50
> M | 620 51.50 100.00
> ------------+-----------------------------------
> Total | 1,204 100.00
>
> As you can see the above variable isn't particularly useful for regression,
> and basic statistics that I would like to use it for. How would I somehow recode
> the variable, such that all boys are coded as 1 and girls as 2?? And the number
> of observations will be listed as 1,204 when the variable is summarized?
>
> As of now the varibale is the 'str1' format.
>
> Thanks!
>
> /Amal.
>
>
>
> Amal Khanolkar, PhD candidate,
> Centre for Health Equity Studies (CHESS),
> Karolinska Institutet,
> 106 91 Stockholm.
>
>
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