Re: AW: AW: st: error message "too many weights"

[Nick Cox <njcoxstata@gmail.com>]

The implication is that your variable -gew- contains non-integer
values. Is that true?

. list gew if gew != floor(gew)

fweights indicate frequencies, which must be integers.

On Sun, Mar 25, 2012 at 6:09 PM, Jette Kellerhoff <jettek82@aol.com> wrote:
> I removed the first bracket, but the error message is still the same: may
> not use noninteger frequency weights
> stset tfp [fweight = gew], id(hhnrakt) f(des=2 4 6 8 10 12) exit(time .)
>
> -----Ursprüngliche Nachricht-----
> Von: owner-statalist@hsphsun2.harvard.edu
> [mailto:owner-statalist@hsphsun2.harvard.edu] Im Auftrag von Steve Samuels
> Gesendet: Sonntag, 25. März 2012 18:48
> An: statalist@hsphsun2.harvard.edu
> Betreff: Re: AW: AW: st: error message "too many weights"
>
> You did not follow my advice to look at the examples. You only removed the
> last bracket; the beginning "[" of the second pair remains.
>
> Steve
> sjsamuels@gmail.com
>
> On Mar 25, 2012, at 12:40 PM, Jette Kellerhoff wrote:
>
> Thanks for your advice. If I remove the brackets, I get the following error
> message may not use noninteger frequency weights. I don't understand it,
> because fweights are allowed in the stset-command.
> The do-file:
> stset tfp [fweight=gew] [ ,id(hhnrakt) f(des=2 4 6 8 10 12) exit(time.)
>
> Jette
>
>
>
> -----Ursprüngliche Nachricht-----
> Von: owner-statalist@hsphsun2.harvard.edu
> [mailto:owner-statalist@hsphsun2.harvard.edu] Im Auftrag von Steve Samuels
> Gesendet: Donnerstag, 22. März 2012 22:45
> An: statalist@hsphsun2.harvard.edu
> Betreff: Re: AW: st: error message "too many weights"
>
>
> I should add that in the -help- for -stset-, the brackets indicate where
> options, if any, should go. Before running an unfamiliar command, always
> look at the examples at the bottom of the help screen or in the manual.
>
> Steve
>
> Remove the second pair of brackets in your -stset- statement. They are not
> legal Stata syntax.
>
>
>
> Steve
> sjsamuels@gmail.com
>
>
> On Mar 22, 2012, at 3:18 PM, Jette Kellerhoff wrote:
>
> Sorry for the impatientness, but I have to solve the problem very soon.
> The case:
> - 4841 subjects with multiple record per subject (max 4 records)
> - for each subject exists a weight, which identifies the real abundance
> pattern in time
>
> I used the following do-file:
> gen des =tfin~=ti
>
> gen tf = tfin-tstart+1
>
> gen org=1+2*(spell-1)
> replace des=org
> replace des=org+1 if tfin<ti
> gen tfc=tstart if spell==1
> replace tfc=tfc[_n-1] if spell~=1 & hhnrakt==hhnrakt[_n-1]
> gen tsp = tstart-tfc
> gen tfp = tfin-tfc+1
> stset tfp [fweight=gew] [ ,id(hhnrakt) f(des=2 4 6 8 10 12) exit(time .)]
>
> Thanks for your support.
>
> -----Ursprüngliche Nachricht-----
> Von: owner-statalist@hsphsun2.harvard.edu
> [mailto:owner-statalist@hsphsun2.harvard.edu] Im Auftrag von Richard Herron
> Gesendet: Donnerstag, 22. März 2012 19:49
> An: statalist@hsphsun2.harvard.edu
> Betreff: Re: st: error message "too many weights"
>
> Jette, can you provide a reproducible example? That may help diagnose
> your problem. Can you reproduce the error with -sysuse- data or
> provide your console output, please?
>
> Also, it may take more than a few hours to get a response given
> different time zones and work schedule.
>
> Richard Herron
>
>
>
> On Thu, Mar 22, 2012 at 14:34, Jette Kellerhoff <jettek82@aol.com> wrote:
>> Dear Statalist members,
>>
>> how to deal with weights according to survival data analysis? If I use
>> fweights according to stset command, I get the error message "too many
>> weights". Does anyone have any suggestions?
>> Thanks for your support.
>>

*
*   For searches and help try:
*   http://www.stata.com/help.cgi?search
*   http://www.stata.com/support/statalist/faq
*   http://www.ats.ucla.edu/stat/stata/