Table 3.
Patient characteristics for the 1-star, 2-star, and 3-star hospitals according to hospital rankings created using the composite measure.
| Patient characteristics | 3-star hospitals N=1,033 |
2-star hospitals N=968 |
1-star hospitals N=941 |
|---|---|---|---|
| Expected complication rate (mean) | 3.3% | 3.3% | 3.3% |
| Age >50 (%) | 37% | 42% | 36% |
| Male (%) | 21% | 21% | 21% |
| Body Mass Index (mean) | 47.7 | 49.4 | 48.6 |
| History of thromboembolism (%) | 3.2% | 3.9% | 3.6% |
| Smoking history (%) | 38% | 42% | 46% |
| Pulmonary disease (%) | 34% | 28% | 26% |
| Cardiac disease (%) | 6.4% | 5.9% | 5.8% |
| Mobility limitations (%) | 9.0% | 5.5% | 8.8% |
| Sleep apnea (%) | 50% | 50% | 51% |
| Hypertension (%) | 65% | 57% | 57% |
| Diabetes (%) | 41% | 35% | 36% |
| Hyperlipidemia (%) | 57% | 59% | 55% |
| Liver disease (%) | 3.0% | 5.3% | 2.6% |
| Gastroesophageal reflux disease (%) | 56% | 48% | 57% |
| Peptic ulcer disease (%) | 5.3% | 1.9% | 4.3% |
| Musculoskeletal disorder (%) | 80% | 77% | 82% |
| Prior hernia repair (%) | 2.8% | 2.2% | 1.6% |