5. Public Reporting as a Quality Improvement Strategy

Table H3. Hospital quantitative studies: Columns 14-18 of 18 (pages H-40 to H-51) (continued)
Low-mortality outliers:
N= 15; Pre-report vs. Post-report Mean Market
Share(%): 1.894 vs. 2.105; Adjusted Change in Mean
market share: 0.168%; Relative change in Adjusted
Mean Market Share: 8.9; p= 0.002
High-mortality outliers:
N=16; Pre-report vs. Post-report Mean Market
Share(%):0.617 vs. 0.607; Adjusted Change in Mean
market share: 0.031; Relative change in Adjusted Mean
Market Share: 5.0; p= 0.47
Participating nonoutliers:
N= 177; Pre-report vs. Post-report Mean Market
Share(%):0.927 vs. 0.910; Adjusted Change in Mean
market share: 0.016; Relative change in Adjusted Mean
Market Share: 1.7; p= 0.18
15. Results: KQ5
(Impact of Public
Report
Characteristics)
Author,
16. Results: KQ6 (Impact of
18. Funder of
Year (QA) 14. Results KQ4: (Selection by Patients and Payers)
Medicare patients month 2: 7.30
Hispanic patients month 3: 2.55
White patients month 1: 10.91
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Significant mean differences in actual minus predicted
monthly patient volume based on patient characteristics
in New York hospital flagged for high risk-adjusted
mortality after CABG (all significant at p