Principal Procedure Code & Name Volume Percent Cumulative
68.51—LAPAROSCOPICALLY ASSISTED VAGINAL HYSTERECTOMY
3,156
38.81
38.81
68.59—OTHER VAGINAL HYSTERECTOMY
4,976
61.19
100.00
Total
8,132
100.00


Volume of Procedures
Number of Hospitals
Percent of Hospital Total
Cumulative Percent of Hospital Total
1
9
4.64
4.64
2
5
2.58
7.22
3
5
2.58
9.79
4
7
3.61
13.40
5
6
3.09
16.49
6
5
2.58
19.07
7
4
2.06
21.13
8
3
1.55
22.68
9
5
2.58
25.26
10
4
2.06
27.32
11
3
1.55
28.87
12
5
2.58
31.44
13
6
3.09
34.54
14
2
1.03
35.57
15
6
3.09
38.66
16
1
0.52
39.18
17
5
2.58
41.75
18
4
2.06
43.81
19
3
1.55
45.36
20
2
1.03
46.39
21
6
3.09
49.48
22
2
1.03
50.52
23
3
1.55
52.06
24
3
1.55
53.61
25
1
0.52
54.12
26
2
1.03
55.15
28
2
1.03
56.19
29
1
0.52
56.70
30
4
2.06
58.76
31
2
1.03
59.79
32
1
0.52
60.31
33
2
1.03
61.34
34
4
2.06
63.40
36
1
0.52
63.92
37
2
1.03
64.95
38
1
0.52
65.46
39
1
0.52
65.98
40
1
0.52
66.49
44
4
2.06
68.56
45
2
1.03
69.59
46
3
1.55
71.13
47
2
1.03
72.16
50
1
0.52
72.68
51
2
1.03
73.71
52
1
0.52
74.23
53
1
0.52
74.74
54
1
0.52
75.26
55
1
0.52
75.77
56
1
0.52
76.29
59
2
1.03
77.32
60
1
0.52
77.84
62
1
0.52
78.35
64
2
1.03
79.38
66
2
1.03
80.41
68
1
0.52
80.93
70
3
1.55
82.47
72
2
1.03
83.51
74
1
0.52
84.02
75
1
0.52
84.54
76
1
0.52
85.05
78
1
0.52
85.57
80
1
0.52
86.08
81
1
0.52
86.60
82
1
0.52
87.11
85
1
0.52
87.63
91
1
0.52
88.14
99
2
1.03
89.18
100
1
0.52
89.69
101
1
0.52
90.21
102
1
0.52
90.72
104
1
0.52
91.24
106
1
0.52
91.75
108
1
0.52
92.27
111
1
0.52
92.78
114
2
1.03
93.81
116
1
0.52
94.33
129
1
0.52
94.85
132
1
0.52
95.36
139
1
0.52
95.88
145
1
0.52
96.39
148
1
0.52
96.91
154
1
0.52
97.42
241
1
0.52
97.94
247
1
0.52
98.45
268
1
0.52
98.97
312
1
0.52
99.48
445
1
0.52
100.00
Total
194
100.00
 
Volume of Procedures Number of Doctors Percent of Doctors Total Cumulative Percent of Doctors Total
1
456
32.32
32.32
2
235
16.65
48.97
3
129
9.14
58.11
4
99
7.02
65.13
5
90
6.38
71.51
6
60
4.25
75.76
7
45
3.19
78.95
8
44
3.12
82.07
9
31
2.20
84.27
10
27
1.91
86.18
11
16
1.13
87.31
12
23
1.63
88.94
13
23
1.63
90.57
14
15
1.06
91.64
15
12
0.85
92.49
16
5
0.35
92.84
17
17
1.20
94.05
18
5
0.35
94.40
19
8
0.57
94.97
20
4
0.28
95.25
21
8
0.57
95.82
22
6
0.43
96.24
23
5
0.35
96.60
25
4
0.28
96.88
26
3
0.21
97.09
27
5
0.35
97.45
28
2
0.14
97.59
30
1
0.07
97.66
31
2
0.14
97.80
32
1
0.07
97.87
34
2
0.14
98.02
36
3
0.21
98.23
37
4
0.28
98.51
38
1
0.07
98.58
40
3
0.21
98.80
41
3
0.21
99.01
42
2
0.14
99.15
45
2
0.14
99.29
47
1
0.07
99.36
51
1
0.07
99.43
52
1
0.07
99.50
53
1
0.07
99.57
55
1
0.07
99.65
56
1
0.07
99.72
61
1
0.07
99.79
73
1
0.07
99.86
83
1
0.07
99.93
141
1
0.07
100.00
Total
1,411
100.00
 

Hospitals Volume
Percentiles
Volumes
Four Smallest Volumes
1%
1
1
5%
2
1
10%
4
1
Hospitals(Obs.)
194
25%
9
1
Sum of Wgt.
194
1
50%
22
Mean
41.91753
Four Largest Volumes
Std. Dev.
56.16541
75%
54
247
90%
101
268
Variance
3,154.553
95%
132
312
Skewness
3.508792
99%
312
445
Kurtosis
20.2284
 
Doctors Volume
Percentiles
Volumes
Four Smallest Volumes
1%
1
1
5%
1
1
10%
1
1
Doctors(Obs.)
1,411
25%
1
1
Sum of Wgt.
1,411
1
50%
3
Mean
5.617293
Four Largest Volumes
Std. Dev.
8.704989
75%
6
61
90%
13
73
Variance
75.77684
95%
20
83
Skewness
5.513761
99%
41
141
Kurtosis
57.37131




 
 

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