Principal Procedure Code & Name Volume Percent Cumulative
81.51—TOTAL HIP REPLACEMENT
12,255
70.42
70.42
81.52—PARTIAL HIP REPLACEMENT
5,147
29.58
100.00
Total
17,402
100.00


Volume of Procedures
Number of Hospitals
Percent of Hospital Total
Cumulative Percent of Hospital Total
1
2
1.01
1.01
3
3
1.52
2.53
4
1
0.51
3.03
5
1
0.51
3.54
6
3
1.52
5.05
7
2
1.01
6.06
8
2
1.01
7.07
9
2
1.01
8.08
10
3
1.52
9.60
11
3
1.52
11.11
12
3
1.52
12.63
13
1
0.51
13.13
14
2
1.01
14.14
15
1
0.51
14.65
16
2
1.01
15.66
17
2
1.01
16.67
18
2
1.01
17.68
19
3
1.52
19.19
20
1
0.51
19.70
21
2
1.01
20.71
22
2
1.01
21.72
23
1
0.51
22.22
24
3
1.52
23.74
25
4
2.02
25.76
26
3
1.52
27.27
27
3
1.52
28.79
28
6
3.03
31.82
29
2
1.01
32.83
30
2
1.01
33.84
31
2
1.01
34.85
32
1
0.51
35.35
33
3
1.52
36.87
36
1
0.51
37.37
38
4
2.02
39.39
39
2
1.01
40.40
41
1
0.51
40.91
42
1
0.51
41.41
43
1
0.51
41.92
44
3
1.52
43.43
45
4
2.02
45.45
46
1
0.51
45.96
47
2
1.01
46.97
48
1
0.51
47.47
50
2
1.01
48.48
51
4
2.02
50.51
53
2
1.01
51.52
54
1
0.51
52.02
55
6
3.03
55.05
56
1
0.51
55.56
59
1
0.51
56.06
60
1
0.51
56.57
63
4
2.02
58.59
65
2
1.01
59.60
66
2
1.01
60.61
70
1
0.51
61.11
71
3
1.52
62.63
72
1
0.51
63.13
73
1
0.51
63.64
75
1
0.51
64.14
76
1
0.51
64.65
80
1
0.51
65.15
81
3
1.52
66.67
85
1
0.51
67.17
87
1
0.51
67.68
91
3
1.52
69.19
94
3
1.52
70.71
95
2
1.01
71.72
97
2
1.01
72.73
99
1
0.51
73.23
100
1
0.51
73.74
102
1
0.51
74.24
104
1
0.51
74.75
108
1
0.51
75.25
110
1
0.51
75.76
111
1
0.51
76.26
112
1
0.51
76.77
113
1
0.51
77.27
114
1
0.51
77.78
115
1
0.51
78.28
121
1
0.51
78.79
123
1
0.51
79.29
126
1
0.51
79.80
137
1
0.51
80.30
138
2
1.01
81.31
143
1
0.51
81.82
146
1
0.51
82.32
148
1
0.51
82.83
149
1
0.51
83.33
151
2
1.01
84.34
152
1
0.51
84.85
155
1
0.51
85.35
157
1
0.51
85.86
158
1
0.51
86.36
160
2
1.01
87.37
169
1
0.51
87.88
170
1
0.51
88.38
172
1
0.51
88.89
174
1
0.51
89.39
175
1
0.51
89.90
178
2
1.01
90.91
182
1
0.51
91.41
185
1
0.51
91.92
194
1
0.51
92.42
210
1
0.51
92.93
230
3
1.52
94.44
245
1
0.51
94.95
249
1
0.51
95.45
255
1
0.51
95.96
279
1
0.51
96.46
293
1
0.51
96.97
295
1
0.51
97.47
317
1
0.51
97.98
394
1
0.51
98.48
452
1
0.51
98.99
578
1
0.51
99.49
1,840
1
0.51
100.00
Total
198
100.00
 
Volume of Procedures Number of Doctors Percent of Doctors Total Cumulative Percent of Doctors Total
1
308
26.21
26.21
2
80
6.81
33.02
3
62
5.28
38.30
4
46
3.91
42.21
5
49
4.17
46.38
6
35
2.98
49.36
7
24
2.04
51.40
8
35
2.98
54.38
9
27
2.30
56.68
10
36
3.06
59.74
11
27
2.30
62.04
12
29
2.47
64.51
13
18
1.53
66.04
14
34
2.89
68.94
15
27
2.30
71.23
16
13
1.11
72.34
17
23
1.96
74.30
18
22
1.87
76.17
19
12
1.02
77.19
20
23
1.96
79.15
21
16
1.36
80.51
22
10
0.85
81.36
23
10
0.85
82.21
24
8
0.68
82.89
25
7
0.60
83.49
26
9
0.77
84.26
27
13
1.11
85.36
28
8
0.68
86.04
29
12
1.02
87.06
30
10
0.85
87.91
31
9
0.77
88.68
32
6
0.51
89.19
33
2
0.17
89.36
34
8
0.68
90.04
35
6
0.51
90.55
36
10
0.85
91.40
37
3
0.26
91.66
38
4
0.34
92.00
39
7
0.60
92.60
40
3
0.26
92.85
41
4
0.34
93.19
42
3
0.26
93.45
43
2
0.17
93.62
44
2
0.17
93.79
45
3
0.26
94.04
46
1
0.09
94.13
47
2
0.17
94.30
48
1
0.09
94.38
49
1
0.09
94.47
50
1
0.09
94.55
51
2
0.17
94.72
52
3
0.26
94.98
54
2
0.17
95.15
55
3
0.26
95.40
57
2
0.17
95.57
58
2
0.17
95.74
59
2
0.17
95.91
60
1
0.09
96.00
61
1
0.09
96.09
62
3
0.26
96.34
63
3
0.26
96.60
64
3
0.26
96.85
67
1
0.09
96.94
68
3
0.26
97.19
69
1
0.09
97.28
71
3
0.26
97.53
72
1
0.09
97.62
74
1
0.09
97.70
75
1
0.09
97.79
76
1
0.09
97.87
79
1
0.09
97.96
80
1
0.09
98.04
81
1
0.09
98.13
82
1
0.09
98.21
84
1
0.09
98.30
86
2
0.17
98.47
89
1
0.09
98.55
90
3
0.26
98.81
96
1
0.09
98.89
97
1
0.09
98.98
98
2
0.17
99.15
100
1
0.09
99.23
127
1
0.09
99.32
132
2
0.17
99.49
148
1
0.09
99.57
179
1
0.09
99.66
300
1
0.09
99.74
304
1
0.09
99.83
352
1
0.09
99.91
380
1
0.09
100.00
Total
1,175
100.00
 

Hospitals Volume
Percentiles
Volumes
Four Smallest Volumes
1%
1
1
5%
6
1
10%
11
3
Hospitals(Obs.)
198
25%
25
3
Sum of Wgt.
198
1
50%
51
Mean
87.88889
Four Largest Volumes
Std. Dev.
150.1794
75%
108
394
90%
178
452
Variance
22,553.87
95%
249
578
Skewness
8.43736
99%
578
1,840
Kurtosis
95.50791
 
Doctors Volume
Percentiles
Volumes
Four Smallest Volumes
1%
1
1
5%
1
1
10%
1
1
Doctors(Obs.)
1,175
25%
1
1
Sum of Wgt.
1,175
1
50%
7
Mean
14.65106
Four Largest Volumes
Std. Dev.
26.57055
75%
18
300
90%
34
304
Variance
705.994
95%
54
352
Skewness
7.145279
99%
98
380
Kurtosis
80.00721




 
 

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