EXP Library

proc datasets library=exp;

data exp.results;
    input id  treat $  initwt  wt3mos age;
    datalines;
 1    Other      166.28    146.98     35
 2    Other      214.42    210.22     54
 3    Other      172.46    159.42     33
 5    Other      175.41    160.66     37
 6    Other      173.13    169.40     20
 7    Other      181.25    170.94     30
10    Other      239.83    214.48     48
11    Other      175.32    162.66     51
12    Other      227.01    211.06     29
13    Other      274.82    251.82     31
14    surgery    203.60    169.78     38
17    surgery    171.52    150.33     42
18    surgery    207.46    155.22     41
;
run;

data exp.sur;
    input id  treat $  initwt  wt3mos  wt6mos  age;
    datalines;
14    surgery    203.60    169.78    143.88     38
17    surgery    171.52    150.33    123.18     42
18    surgery    207.46    155.22       .       41
;
run;