4. Table of Ordering Pattern of Cardiologists from 2007-2008
Cardiologists
Sum of Sum of Sum of Sum of Sum of Sum of Sum of
Sum of Euan Wendy Harry Steve Mark Helio Sum of Robert Christopher James Sum of Alan
Months Ashley Chung Lever Ommen Sherrid Pedro Wallerstein Erickson Daubert Friedman
Jan-07 0 0 0 0 0 0 0 0 0 0
Feb-07 0 0 0 0 0 0 0 0 0 0
Mar-07 2 0 0 0 0 0 0 0 0 0
Apr-07 6 2 0 0 0 0 0 0 0 0
May-07 1 4 0 0 0 0 0 0 0 0
Jun-07 3 2 0 0 0 0 0 0 0 0
Jul-07 5 0 0 0 0 0 0 0 0 0
Aug-07 8 8 0 0 0 0 1 0 0 0
Sep-07 0 0 0 1 0 0 0 0 0 0
Oct-07 2 3 0 0 0 0 0 0 0 0
Nov-07 4 1 0 1 0 0 5 1 0 1
Dec-07 1 1 0 0 1 0 0 0 0 0
Jan-08 3 2 0 1 1 0 2 0 0 0
Feb-08 1 0 3 1 0 0 0 1 0 0
Mar-08 2 2 2 0 0 0 5 0 1 0
Apr-08 0 1 0 1 1 0 0 0 0 0
May-08 1 2 0 0 0 1 3 0 1 0
Jun-08 2 3 4 2 1 0 4 2 0 0
Jul-08 2 3 6 2 0 2 5 5 0 0
Aug-08 2 4 0 0 0 2 0 0 1 1
Sep-08 3 5 4 0 1 3 0 0 1 1
Oct-08 0 0 0 0 0 0 0 0 0 0
Grand Total 48 43 19 9 5 8 25 9 4 3
5. Comparison of Cardiologist Ordering Pattern from Jan-2007 to Oct-2008
9
Nov-05
8 Dec-05
Jan-06
Feb-06
7
Mar-06
Apr-06
May-06
6
Jun-06
Jul-06
5 Aug-06
Sep-06
Oct-06
4
Nov-06
Dec-06
3 Jan-07
Feb-07
Mar-07
2 Apr-07
May-07
Jun-07
1
Jul-07
Aug-07
0 Sep-07
Sum of Euan Sum of Sum of Harry Sum of Steve Sum of Helio Sum of Mark Sum of Alan Sum of Robert Sum of Sum of James Oct-07
Ashley Wendy Chung Lever Ommen Pedro Sherrid Friedman Wallerstein Christopher Daubert
Erickson
6. Comparison of Chung vs. Ashley in 2007-2008
Euan Ashley
2.52 specimens per month – 11.87 days between samples
Wendy Chung
2.26 specimens per month – 13.25 days between samples
7. Comparison of Cardiologist Ordering
9
Pattern from Nov-2005 to Sep-2008
Aug-07 Aug-07
8
7
Jul-08
6
5
4
Jul-08
3
Jul-08 Jul-08
2
1
Jul-08 - 0 Jul-08 - 0
0
Sum of Steve Ommen Sum of Wendy Chung Sum of Euan Ashley Sum of Harry Lever Sum of Mark Sherrid Sum of James Daubert
8. Comparison between physicians of
ordering time over 22 months
(Jan 2007 – Oct 2008)
Physician Samples per month Days between tests
Euan Ashley 2.182 13.75
Wendy Chung 1.955 15.35
Harry Lever 0.864 34.74
Steve Ommen 0.409 73.33
Mark Sherrid 0.227 132.00
Helio Pedro 0.364 82.50
Robert Wallerstein 1.136 26.40
Christopher
Erickson 0.409 73.33
James Daubert 0.182 165.00
Alan Friedman 0.136 220.00
Eric Popjes 0.273 110.00
13. Comparison between physicians of
ordering time over 36 months
(Nov 2005 – Oct 2008)
Tests Per Month
Physicians (36 months) Days between Tests
F. Bonilla 1.472 20.4
Niraj Patel 0.444 67.5
Arye Rubinstein 1.472 20.4
Jack Bleesing 1.083 27.7
Jordan Orange 1.194 25.1
Elena Perez 0.583 51.4
Charlotte
Cunningham-Rundles 0.056 540.0
Lisa Kobrynski 0.139 216.0
Raif Geha 0.500 60.0
Grace Yu 0.139 216.0
Carol Saunders 0.333 90.0
14. Comparison between physicians of
ordering time in past 22 months
(Jan 2007 – Oct 2008)
Days
Tests Per Days Tests Per between
Month (36 between Month (past Tests (past
Physicians months) Tests 22 months) 22 months)
F. Bonilla 1.472 20.4 0.682 44
Niraj Patel 0.444 67.5 0.727 41.25
Arye Rubinstein 1.472 20.4 0.864 34.74
Jack Bleesing 1.083 27.7 1.136 26.4
Jordan Orange 1.194 25.1 1.591 18.86
Elena Perez 0.583 51.4 0.500 60
Charlotte Cunningham-
Rundles 0.056 540.0 0.091 330
Lisa Kobrynski 0.139 216.0 0.227 132
Raif Geha 0.500 60.0 0.045 660
Grace Yu 0.139 216.0 0.227 132
Carol Saunders 0.333 90.0 0.455 66
22. Summary of Change in Number of Tests per Month by Institution
between 2007 and 2008
2.5
2
Difference in Number of Tests per month
1.5
1
0.5
0
-0.5
-1
Insitution