Statistical Methods - Text Mining Techniques for Healthcare Provider Quality Determination - page 84

Table 5. Summary statistics adding immune disorder

pneumonia septicemia immune N Obs Variable Mean Std Dev Minimum Maximum N

0 0 0 6400742 LOS

TOTCHG

4.0293250
19461.52

5.9122481
31835.92

0
25.0000000

365.0000000
999720.00

6400405
6291710

1 1010743 LOS

TOTCHG

6.1938334
28923.46

7.9444937
48033.74

0
27.0000000

365.0000000
999926.00

1010703
1000066

1 0 85205 LOS

TOTCHG

13.0241695
73585.23

17.1073333
111203.96

0
29.0000000

361.0000000
998554.00

85190
83164

1 69858 LOS

TOTCHG

12.0914778
67503.69

14.4616686
96051.33

0
29.0000000

335.0000000
998088.00

69853
68560

1 0 0 271396 LOS

TOTCHG

6.2290945
27271.54

7.3532692
44554.49

0
35.0000000

352.0000000
997627.00

271364
267795

1 118940 LOS

TOTCHG

7.6627963
33929.71

8.5725414
52323.63

0
35.0000000

356.0000000
995009.00

118937
117748

1 0 18583 LOS

TOTCHG

12.3906889
71857.44

15.0415450
102026.49

0
35.0000000

297.0000000
998514.00

18580
18270

1 16540 LOS

TOTCHG

11.5731560
64589.81

13.2676578
87331.98

0
75.0000000

308.0000000
993576.00

16540
16348

where code= 1 ;
data nis.p1 ;
set nis.charlsoncopd;
pr=pr1;
run;
data nis.p2;
set nis.charlsoncopd;
pr=pr2;
run;
data nis.p3;
set nis.charlsoncopd;
pr=pr3;
run;
data nis.p4;
set nis.charlsoncopd;
pr=pr4;
run;
data nis.p5;
set nis.charlsoncopd;
pr=pr5;
run;
data nis.p6;
set nis.charlsoncopd;
pr=pr6;
run;