Distribution of performance scores for hospitals by ownership type
| Min | Max | Mean±SD | P value | |
| Public hospitals | ||||
| Clinician COO (n=28) | 76.50 | 100 | 96.18±6.41 | 0.027 |
| Managerial COO (n=16) | 78.40 | 100 | 91.12±722 | |
| Social security organisation hospitals | ||||
| Clinician COO (n=5) | 95.75 | 100 | 98.31±2.31 | 0.01 |
| Managerial COO (n=8) | 76.55 | 100 | 88.70±7.77 | |
| Private hospitals | ||||
| Clinician COO (n=9) | 90.30 | 100 | 97.32±3.32 | 0.003 |
| Managerial COO (n=6) | 79.80 | 97.25 | 87.62±6.68 | |
| Total | ||||
| Clinician COO (n=42) | 96.50 | 100 | 96.68±5.50 | 0.001 |
| Managerial COO (n=30) | 76.55 | 100 | 89.78±7.20 |
COO, chief operating officer.