Principal Procedure Code & Name Volume Percent Cumulative
81.80—TOTAL SHOULDER REPLACEMENT
491
41.47
41.47
81.81—PARTIAL SHOULDER REPLACEMENT
693
58.53
100.00
Total
1,184
100.00


Volume of Procedures
Number of Hospitals
Percent of Hospital Total
Cumulative Percent of Hospital Total
1
30
20.27
20.27
2
19
12.84
33.11
3
17
11.49
44.59
4
15
10.14
54.73
5
10
6.76
61.49
6
8
5.41
66.89
7
5
3.38
70.27
8
6
4.05
74.32
9
6
4.05
78.38
10
5
3.38
81.76
11
1
0.68
82.43
12
1
0.68
83.11
13
3
2.03
85.14
14
2
1.35
86.49
15
2
1.35
87.84
16
1
0.68
88.51
18
2
1.35
89.86
19
4
2.70
92.57
22
1
0.68
93.24
24
1
0.68
93.92
27
1
0.68
94.59
28
1
0.68
95.27
29
2
1.35
96.62
30
1
0.68
97.30
32
1
0.68
97.97
56
1
0.68
98.65
62
1
0.68
99.32
133
1
0.68
100.00
Total
148
100.00
 
Volume of Procedures Number of Doctors Percent of Doctors Total Cumulative Percent of Doctors Total
1
202
47.53
47.53
2
92
21.65
69.18
3
56
13.18
82.35
4
29
6.82
89.18
5
10
2.35
91.53
6
7
1.65
93.18
7
4
0.94
94.12
8
2
0.47
94.59
9
3
0.71
95.29
10
3
0.71
96.00
11
3
0.71
96.71
12
2
0.47
97.18
13
1
0.24
97.41
14
2
0.47
97.88
17
1
0.24
98.12
18
1
0.24
98.35
20
1
0.24
98.59
21
1
0.24
98.82
23
1
0.24
99.06
24
1
0.24
99.29
25
1
0.24
99.53
31
1
0.24
99.76
33
1
0.24
100.00
Total
425
100.00
 

Hospitals Volume
Percentiles
Volumes
Four Smallest Volumes
1%
1
1
5%
1
1
10%
1
1
Hospitals(Obs.)
148
25%
2
1
Sum of Wgt.
148
1
50%
4
Mean
8
Four Largest Volumes
Std. Dev.
13.79885
75%
9
32
90%
19
56
Variance
190.4082
95%
28
62
Skewness
5.91683
99%
62
133
Kurtosis
49.02335
 
Doctors Volume
Percentiles
Volumes
Four Smallest Volumes
1%
1
1
5%
1
1
10%
1
1
Doctors(Obs.)
425
25%
1
1
Sum of Wgt.
425
1
50%
2
Mean
2.76
Four Largest Volumes
Std. Dev.
3.797815
75%
3
24
90%
5
25
Variance
14.4234
95%
9
31
Skewness
4.550471
99%
23
33
Kurtosis
28.09456




 
 

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