Table 3. Attending overall performance comparisons between attendings working solo versus attendings working with residents based on attending solo performance.
| Original Data | Propensity Score Matching Data | |||||
|---|---|---|---|---|---|---|
| Attendings Working Solo Median (IQR) |
Attendings Working with Residents Median (IQR) |
p | Attendings Working Solo Median (IQR) |
Attendings Working with Residents Median (IQR) |
p | |
| Productivity | ||||||
| Attendings with low baseline API |
2 (2, 3) | 3 (2, 4) | < 0.001 | 2 (2, 3) | 3 (2, 4) | < 0.001 |
| Attendings with high baseline API |
3 (2, 4) | 3 (2, 5) | < 0.001 | 3 (2, 4) | 3 (2, 4) | 0.009 |
| Efficiency | ||||||
| Attendings with low baseline API |
2.8 (1.8, 4.0) | 2.8 (1.8, 4.1) | 0.018 | 2.8 (1.8, 4.0) | 3.0 (2.0, 4.3) | < 0.001 |
| Attendings with high baseline API |
2.1 (1.1, 3.2) | 2.6 (1.6, 3.8) | < 0.001 | 2.1 (1.1, 3.2) | 2.8 (1.8, 4.0) | < 0.001 |
| Performance index | ||||||
| Attendings with low baseline API |
0.13 (0.07, 0.26) | 0.16 (0.08, 0.31) | < 0.001 | 0.13 (0.07, 0.26) | 0.14 (0.07, 0.25) | < 0.001 |
| Attendings with high baseline API |
0.21 (0.11, 0.48) | 0.19 (0.05, 0.38) | < 0.001 | 0.21 (0.11, 0.48) | 0.15 (0.08, 0.29) | < 0.001 |
Abbreviations and definitions: API, Attending Performance Index; IQR, Interquartile Range; Performance measure = Attending Performance Index [(number of new patients per hour seen by a provider)/((patient acuity level determined by ESI)2 x (provider to disposition time in hours))].