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Re: st: How to cope with string when transfrom from Epidata to Stata


From   Jia Xiangping <[email protected]>
To   statalist <[email protected]>
Subject   Re: st: How to cope with string when transfrom from Epidata to Stata
Date   Thu, 13 Oct 2005 21:32:13 +0800

Additionally, when I run -
. destring v1, generate(vv1) float

I  was informed that
v1 contains non-numeric characters; no generate

What's wrong?




On 10/13/05, Jia Xiangping <[email protected]> wrote:
> Dear all,
>
> When data were input from questionnaires, epidata (version3.1) was
> used. One question, as "Did you applied credit last year", was set as
> "Boolean (yes/no)" in Epidata. But when data was exported to Stata
> 8.2, the result is very frustrating:
>
> -des v1, detail-
>
>                        storage   display     value
> variable name    type       format      label      variable label
> -------------------------------------------------------------------------------
> v1                      str1           %1s                 1) did you
> apply for a credit
>                                                                        in 2004
>
> -sum v1, detail-
>
>            1) did you apply for a credit in 2004
> -------------------------------------------------------------
> no observations
>
> -list v1-
>
>  +----+
>     | v1 |
>     |----|
>  1. |  N |
>  2. |  N |
>  3. |  N |
>  4. |  N |
>  5. |  N |
>     |----|
>  6. |  N |
>  7. |  N |
>  8. |  N |
>  9. |  N |
>  10. |  N |
>     |----|
>  11. |  N |
>  12. |  N |
>  13. |  N |
>  14. |  N |
>  15. |  N
>
> What I need is just a binary variable. Must I have to transform it to
> numerical variable firstly and then label variables and values again
> manually? Are there any other ways I can apply?
>
> If I could foresee this problem, I would have defined variable v1 as
> just numerical type in Epidata instead of "Boolean".
>
>
> --
> Xiangping JIA
>
> *
> *   For searches and help try:
> *   http://www.stata.com/support/faqs/res/findit.html
> *   http://www.stata.com/support/statalist/faq
> *   http://www.ats.ucla.edu/stat/stata/
>


--
Xiangping JIA

*
*   For searches and help try:
*   http://www.stata.com/support/faqs/res/findit.html
*   http://www.stata.com/support/statalist/faq
*   http://www.ats.ucla.edu/stat/stata/



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