Principal Procedure Code & Name Volume Percent Cumulative
39.1—INTRA-ABDOMINAL VENOUS SHUNT
355
100.00
100.00
Total
355
100.00


Volume of Procedures
Number of Hospitals
Percent of Hospital Total
Cumulative Percent of Hospital Total
1
14
25.00
25.00
2
13
23.21
48.21
3
5
8.93
57.14
4
6
10.71
67.86
5
3
5.36
73.21
6
3
5.36
78.57
7
2
3.57
82.14
8
1
1.79
83.93
9
2
3.57
87.50
10
1
1.79
89.29
18
1
1.79
91.07
19
1
1.79
92.86
25
1
1.79
94.64
28
1
1.79
96.43
47
1
1.79
98.21
56
1
1.79
100.00
Total
56
100.00
 
Volume of Procedures Number of Doctors Percent of Doctors Total Cumulative Percent of Doctors Total
1
117
66.86
66.86
2
28
16.00
82.86
3
8
4.57
87.43
4
5
2.86
90.29
5
5
2.86
93.14
6
4
2.29
95.43
7
2
1.14
96.57
8
1
0.57
97.14
9
2
1.14
98.29
10
1
0.57
98.86
16
1
0.57
99.43
19
1
0.57
100.00
Total
175
100.00
 

Hospitals Volume
Percentiles
Volumes
Four Smallest Volumes
1%
1
1
5%
1
1
10%
1
1
Hospitals(Obs.)
56
25%
1.5
1
Sum of Wgt.
56
1
50%
3
Mean
6.339286
Four Largest Volumes
Std. Dev.
10.44688
75%
6
25
90%
18
28
Variance
109.1373
95%
28
47
Skewness
3.324471
99%
56
56
Kurtosis
14.3271
 
Doctors Volume
Percentiles
Volumes
Four Smallest Volumes
1%
1
1
5%
1
1
10%
1
1
Doctors(Obs.)
175
25%
1
1
Sum of Wgt.
175
1
50%
1
Mean
2.005714
Four Largest Volumes
Std. Dev.
2.381676
75%
2
9
90%
4
10
Variance
5.672381
95%
6
16
Skewness
4.106734
99%
16
19
Kurtosis
24.21485




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