Table 3 Comparison of two methods for categorizing physicians
From: Incorporating statistical uncertainty in the use of physician cost profiles
Cut-off method | T-test method with p-value ≤ 0.05 | Total | ||
|---|---|---|---|---|
High Cost n(%) | Average Cost n(%) | Low Cost n(%) | ||
High Cost | 1030 (11.9) | 1154 (13.3) | 0 (0.0) | 2184 (25.1) |
Average Cost | 42 (0.5) | 4127 (47.5) | 152 (1.8) | 4321 (49.7) |
Low Cost | 0 (0.0) | 1216 (14.0) | 968 (11.1) | 2184 (25.1) |
Total | 1072 (12.3) | 6497 (74.8) | 1120 (12.9) | 8689 (100.0) |