405  ***********************************************;
406  * f=sasmanual\clinq_bastech.sas               *;
407  *                                             *;
408  * Clinical data                                *
409  * IV. Manipulating the data (basic techniques)*;
410  ***********************************************;
411
412  options linesize=min;
413
414  libname mydir 'c:\My Documents\My SAS Files\sasmanual\data'
414! ;
NOTE: Libref MYDIR was successfully assigned as follows:
      Engine:        V7
      Physical Name: c:\My Documents\My SAS Files\sasmanual\data
415
416  data one;
417    set mydir.clinical;
418  if pregnant='1' and gender='F';
419  run;

NOTE: The data set WORK.ONE has 6 observations and 11 variables.
NOTE: DATA statement used:
      real time           0.15 seconds


420
421  proc freq data=one;
422    tables pregnant * gender;
423  title1 'The simulated clinical data from the SAS manual';
424  title2 'Subset of pregnant females';
425  run;

NOTE: PROCEDURE FREQ used:
      real time           0.22 seconds


426
427  data two;
428    set mydir.clinical (keep=id sbp dbp hr);
429  run;

NOTE: The data set WORK.TWO has 34 observations and 4 variables.
NOTE: DATA statement used:
      real time           0.16 seconds


430
431  proc contents data=two;
432  title2 'Subset of 4 variables';
433  run;

NOTE: PROCEDURE CONTENTS used:
      real time           1.15 seconds


434
435  data three;
436    set mydir.clinical (obs=15);
437  run;

NOTE: The data set WORK.THREE has 15 observations and 11
      variables.
NOTE: DATA statement used:
      real time           0.16 seconds


438
439  proc contents data=three;
440  title2 'Subset of 15 observations';
441  run;

NOTE: PROCEDURE CONTENTS used:
      real time           0.16 seconds


442
443  title1;
444  title2;
445
446  proc freq data=mydir.clinical;
447    tables pregnant * vitamins;
448  run;

NOTE: PROCEDURE FREQ used:
      real time           0.10 seconds


449
450  proc format;
451    value $pregnew '1' = '3+mos. pregnant'
452                   '0' = 'LT 3 mos. pregnant';
NOTE: Format $PREGNEW has been output.
453  run;

NOTE: PROCEDURE FORMAT used:
      real time           0.16 seconds


454
455  data clin;
456    set mydir.clinical;
457  label vitamins = 'Patient on vitamin therapy';
458  run;

NOTE: The data set WORK.CLIN has 34 observations and 11
      variables.
NOTE: DATA statement used:
      real time           0.04 seconds


459
460  proc freq data=clin;
461    tables pregnant * vitamins;
462  format pregnant $pregnew.;
463  title1 'The simulated clinical data from the SAS manual';
464  footnote1 'Customizing output';
465  run;

NOTE: PROCEDURE FREQ used:
      real time           0.21 seconds