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From |
"Nick Cox" <n.j.cox@durham.ac.uk> |

To |
<statalist@hsphsun2.harvard.edu> |

Subject |
RE: st: RE: using computed values with the immediate command |

Date |
Wed, 6 May 2009 17:49:28 +0100 |

Thanks; that's the nicest thing anyone's said to me all day. In this case all the credit really belongs to StataCorp. Nick n.j.cox@durham.ac.uk Michael Eisenberg Nick, You are a genius. Thank you so much. On Wed, May 6, 2009 at 9:33 AM, Nick Cox <n.j.cox@durham.ac.uk> wrote: > One way of doing this is to ensure that -csi- sees the values of the scalars, and not their names. > > csi `=a1' `=b1' `=c1' `=d1' > > does that, assuming that none of a1 etc. can be interpreted as variable names. Stata ensures that the expressions given are evaluated before their results are passed to -csi-. > > Note this short-cut > > sum stots if heart==1 > scalar a1 = r(mean) > sum stots if heart==0 > scalar b1 = r(mean) > sum stotd if heart==1 > scalar c1 = r(mean) > sum stotd if heart==0 > csi `=a1' `=b1' `=c1' `r(mean)' > > Note, however, that I haven't checked whether there is a way of getting what you want directly from the four variables. > > Michael Eisenberg > > I am attempting to create a do file to calculate means of several > variables and then use these values in the csi command. > > sum stots if heart==1 > scalar a1 = r(mean) > sum stots if heart==0 > scalar b1 = r(mean) > sum stotd if heart==1 > scalar c1 = r(mean) > sum stotd if heart==0 > scalar d1 = r(mean) > > csi a1 b1 c1 d1 > > I get an error that " 'a1' found where integer expected." > > I'm not sure using scalars is the right way to accomplish this task. > Is there a way to use the computed results like r(mean) is immediate > commands? > > If not, can anyone think of a way to do this without having to type in > the individual numbers. * * 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/

**References**:**st: using computed values with the immediate command***From:*Michael Eisenberg <meisenberg713@gmail.com>

**st: RE: using computed values with the immediate command***From:*"Nick Cox" <n.j.cox@durham.ac.uk>

**Re: st: RE: using computed values with the immediate command***From:*Michael Eisenberg <michael.eisenberg@gmail.com>

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