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Re: st: forvalues
From
Henrik Støvring <[email protected]>
To
"[email protected]" <[email protected]>
Subject
Re: st: forvalues
Date
Tue, 23 Oct 2012 12:20:49 +0000
...which sounds like a problem of the dataset, not of the code. Try a
codebook of the variable -single- to see what values, it actually contains:
codebook single
-Henrik
On 10/23/2012 02:14 PM, - wrote:
> It still won't do it, it says "no observations", but there are
> observations there...
>
> On 23 October 2012 13:09, Henrik Støvring <[email protected]> wrote:
>> Your accents are off. You need to replace 'i' with `i' - note the
>> difference in the first accent.
>>
>> Best,
>>
>> Henrik
>>
>> On 10/23/2012 02:04 PM, - wrote:
>>> hello all,
>>> I'm trying to build a simple loop, and have looked at Help for
>>> "foreach" and "forvalues", but can't get it to work. I just want to
>>> set a variable i to take consecutive values from 1 to 53, so use
>>> forvalues i=1/53, then give its value to a variable in my data called
>>> "single" (refers to the number of samples for each person) which has
>>> integer values ranging from 1 to 53, and create tables of statistics
>>> for age in men and women. So there would be 53 tables of ages, one for
>>> each number of samples, summarized by sex.
>>> Haven't use loops in stata before, I write:
>>>
>>> forvalues i = 1/53 {
>>> 2. tabstat age if(single=='i'), by(sexcat) stats(mean sd n min max
>>> median p10 p25 p75 p90)
>>> 3. }
>>>
>>> but the message is that 'i' is an invalid name. If I use
>>> if(single==i), it says "i not found". Can anyone tell me what I'm
>>> doing wrong?
>>>
>>> Thank you all
>>> *
>>> * For searches and help try:
>>> * http://www.stata.com/help.cgi?search
>>> * http://www.stata.com/support/faqs/resources/statalist-faq/
>>> * http://www.ats.ucla.edu/stat/stata/
>>>
>> --
>>
>> *Henrik Støvring, PhD*
>> Associate professor
>> [email protected]
>> Phone +45 8716 7991
>> Fax +45 8716 7305
>> Web: au.dk/en/stovring@biostat <http://au.dk/en/stovring@biostat>
>>
>>
>>
>> Department of Public Health
>> Biostatistics
>> University of Aarhus
>> Bartholins Allé 2, Bldg 1261, 217
>> DK-8000 Aarhus C
>> Denmark
>>
>>
>> Department of Public Health, Aarhus University
>>
>> *
>> * For searches and help try:
>> * http://www.stata.com/help.cgi?search
>> * http://www.stata.com/support/faqs/resources/statalist-faq/
>> * http://www.ats.ucla.edu/stat/stata/
> *
> * For searches and help try:
> * http://www.stata.com/help.cgi?search
> * http://www.stata.com/support/faqs/resources/statalist-faq/
> * http://www.ats.ucla.edu/stat/stata/
>
>
--
*Henrik Støvring, PhD*
Associate professor
[email protected]
Phone +45 8716 7991
Fax +45 8716 7305
Web: au.dk/en/stovring@biostat <http://au.dk/en/stovring@biostat>
Department of Public Health
Biostatistics
University of Aarhus
Bartholins Allé 2, Bldg 1261, 217
DK-8000 Aarhus C
Denmark
Department of Public Health, Aarhus University
*
* For searches and help try:
* http://www.stata.com/help.cgi?search
* http://www.stata.com/support/faqs/resources/statalist-faq/
* http://www.ats.ucla.edu/stat/stata/