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. Author manuscript; available in PMC: 2010 Mar 1.
Published in final edited form as: Am J Transplant. 2009 Feb 3;9(3):506–516. doi: 10.1111/j.1600-6143.2008.02527.x

Table 5.

Number of Underperforming Centers Before and After Adjustment for Recipient Comorbidity.

Center Underperformance Before and After Adjustment
Time Period Neither Before nor After Before Only After Only Both Before and After PPA, %*
1 180 1 0 13 92.9
2 181 1 1 12 85.7
3 183 2 1 11 78.6
4 182 0 1 14 93.3
5 185 1 0 13 92.9
6 178 2 1 16 84.2
7 170 2 2 20 83.3
8 174 6 2 17 68.0
9 182 0 1 19 95.0
10 182 2 4 13 68.4
11 181 3 1 14 77.8
12 181 3 1 17 81.0
13 188 2 4 11 64.7
14 189 1 2 15 83.3
15 193 3 1 13 81.3
16 190 1 3 16 80.0
17 191 2 1 16 84.2
18 190 1 5 14 70.0
19 193 2 1 13 81.3
20 187 0 3 17 85.0
21 184 0 3 19 86.4
22 184 2 1 19 86.4
23 180 4 3 17 68.0
24 183 1 3 18 81.8
All 4411 42 45 367 80.8
*

Percent positive agreement: number of underperforming centers before and after adjustment divided by number of underperforming centers before or after adjustment.