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       log:  \\Cronus\www\teaching\survival2\VitALast_codebook.txt
  log type:  text
 opened on:  11 Jun 2008, 09:36:56
(Last followup Vitamin A study )
file VitALast.dta saved

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id                                                                              (unlabeled)
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                  type:  numeric (long)

                 range:  [515,5329]                   units:  1
         unique values:  4310                     missing .:  0/4310

                  mean:   2799.61
              std. dev:    1252.8

           percentiles:        10%       25%       50%       75%       90%
                            1069.5      1720    2802.5      3884    4532.5

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udato                                                              Date of last information
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                  type:  numeric daily date (float)

                 range:  [15659,17510]                units:  1
       or equivalently:  [15nov2002,10dec2007]        units:  days
         unique values:  830                      missing .:  0/4310

                  mean:   16955.7 = 03jun2006 (+ 18 hours)
              std. dev:   445.555

           percentiles:        10%       25%       50%       75%       90%
                             16237     16724     17070     17322     17424
                         15jun2004 15oct2005 26sep2006 05jun2007 15sep2007
       log:  \\Cronus\www\teaching\survival2\VitALast_codebook.txt
  log type:  text
 closed on:  11 Jun 2008, 09:36:57
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