Table 6.
Mean Medicare payments per patient across hospitals with high versus low use of intensive care, stratified by use of intensive care for individual patients
| No ICU | ICU | ||||
|---|---|---|---|---|---|
| % of patients admitted to ICU in the hospital | N | Mean Medicare payments (thousands of US dollars) (SD) | P-value* | Mean Medicare payments (thousands of US dollars) (SD) | P-value* |
| Endovascular AAA | |||||
| 0-49% | 43,057 | $66.1 (35.1) | <0.001 | $97.3 (86.4) | <0.001 |
| 50-89% | 16,232 | $78.8 (47.1) | $85.8 (65.3) | ||
| ≥90% | 10,700 | $80.8 (56.6) | $80.2 (57.4) | ||
| Cystectomy | |||||
| 0-49% | 7,401 | $67.3 (48.6) | <0.001 | $121.6 (118.7) | <0.001 |
| 50-89% | 5,184 | $74.6 (57.0) | $104.4 (111.7) | ||
| ≥90% | 1,194 | $48.3 (24.5) | $78.1 (61.8) | ||
| PD | |||||
| 0-49% | 3,419 | $85.3 (66.1) | <0.001 | $166.4 (226.5) | <0.001 |
| 50-89% | 3,977 | $108.6 (96.3) | $148.8 (175.6) | ||
| ≥90% | 2,409 | $79.7 (64.2) | $100.9 (103.5) | ||
| Esophagectomy | |||||
| 0-49% | 1,621 | $84.9 (81.6) | <0.001 | $194.9 (232.6) | <0.001 |
| 50-89% | 3,786 | $112.7 (112.3) | $193.9 (284.9) | ||
| ≥90% | 2,471 | $101.3 (138.5) | $161.7 (185.1) | ||
| Open AAA | |||||
| 0-49% | 1,990 | $69.8 (68.7) | 0.67 | $124.0 (206.8) | <0.001 |
| 50-89% | 9,725 | $71.2 (74.0) | $89.8 (102.0) | ||
| ≥90% | 16,061 | $73.0 (65.9) | $84.1 (94.9) | ||
*
P-value is for comparison of three ICU admission categories (0-49%, 50-89%, and ≥90% using one-way Analysis of Variance
AAA = abdominal aortic aneurysm; ICU = intensive care unit; IQR = interquartile range; PD = pancreaticoduodenectomy; SD = standard deviation