Table 1.
Demographics, record characteristics, and comorbidities of patients stratified by cancer type
| No malignancy | Haematological | Lung | GI | Prostate | Breast | Other | P-value | |
|---|---|---|---|---|---|---|---|---|
| Number of weighted records | 40 600 447 | 495 914 | 354 349 | 235 795 | 220 873 | 126 617 | 462 275 | |
| Age (years), median (IQR) | 72 (60, 82) | 76 (67, 83) | 72 (64, 79) | 72 (63, 81) | 79 (72, 85) | 72 (62, 81) | 72 (63, 81) | <0.001 |
| Females, % | 49.1% | 44.9% | 45.6% | 43.2% | 0% | 98.7% | 49.7% | <0.001 |
| Race | ||||||||
| White | 73.9% | 79.6% | 80.5% | 74.1% | 73.5% | 71.5% | 79.2% | <0.001 |
| Black | 14.0% | 11.4% | 11.9% | 14% | 16.5% | 18% | 10.9% | |
| Hispanic | 6.0%7.1% | 5.2% | 3.5% | 6.6% | 5.8% | 6.1% | 5.7% | |
| Asian/Pacific Islander | 2.0% | 1.4% | 1.8% | 2.6% | 1.6% | 1.8% | 1.7% | |
| Native American | 0.5% | 0.3% | 0.4% | 0.3% | 0.3% | 0.4% | 0.4% | |
| Other | 2.5% | 2.1% | 1.8% | 2.4% | 2.2% | 2.3% | 2.1% | |
| Hospital location | ||||||||
| Northeast | 19.6% | 21.7% | 20.8% | 22.2% | 22.1% | 20.7% | 22% | <0.001 |
| Midwest | 23.6% | 25.2% | 25.4% | 24.2% | 23.9% | 25.6% | 23.9% | |
| South | 40.4% | 36.7% | 39.9% | 36.7% | 34.5% | 37% | 36.1% | |
| West | 16.5% | 16.4% | 13.9% | 16.8% | 19.5% | 16.7% | 18% | |
| Hospital size | ||||||||
| Small | 13.1% | 13.5% | 13.4% | 13.6% | 14.2% | 14.2% | 12.9% | <0.001 |
| Medium | 25.1% | 25.5% | 26% | 25.7% | 26.5% | 27.1% | 24.9% | |
| Large | 61.8% | 61% | 60.6% | 60.6% | 59.3% | 58.7% | 62.2% | |
| Hospital location/teaching status | ||||||||
| Rural | 13.1% | 11% | 12.8% | 11.2% | 13.2% | 11.7% | 10.5% | <0.001 |
| Urban non-teaching | 41.0% | 35.3% | 37.3% | 35.3% | 37.9% | 35.2% | 34.1% | |
| Teaching | 45.8% | 53.7% | 49.8% | 53.5% | 48.9% | 53% | 55.4% | |
| Weekend admission | 22.8% | 22.3% | 22.2% | 22.2% | 22.4% | 21.5% | 22% | <0.001 |
| Elective admission | 10.8% | 9.6% | 7.7% | 8.2% | 10.2% | 8.7% | 8.7% | <0.001 |
| Median income | ||||||||
| 1st quartile | 29.4% | 24.6% | 28.4% | 27.3% | 26.9% | 27.7% | 25.6% | <0.001 |
| 2nd quartile | 26.8% | 25.8% | 26.8% | 25.6% | 25.5% | 25.9% | 25.3% | |
| 3rd quartile | 23.1% | 25.2% | 24.1% | 24.1% | 24% | 24.2% | 24.7% | |
| 4th quartile | 20.8% | 24.4% | 20.7% | 23% | 23.6% | 22.2% | 24.4% | |
| Expected primary payer | ||||||||
| Medicare | 66.5% | 77.7% | 71.7% | 69.4% | 83.5% | 69.5% | 69.7% | <0.001 |
| Medicaid | 6.6% | 3.9% | 6.2% | 6.4% | 2.3% | 7.5% | 6.1% | |
| Private | 20.4% | 15.7% | 18.5% | 20.5% | 11.7% | 20.1% | 20.6% | |
| Uninsured | 3.9% | 1.1% | 1.4% | 1.6% | 0.9% | 1.3% | 1.6% | |
| No charge | 0.4% | 0.1% | 0.1% | 0.2% | 0.1% | 0.1% | 0.2% | |
| Other | 2.1% | 1.5% | 2.1% | 1.9% | 1.6% | 1.4% | 1.8% | |
| Valvular disease | 3.8% | 7.2% | 4.5% | 5.4% | 6.5% | 6.6% | 6% | <0.001 |
| Hypertension | 69.9% | 64.9% | 59.3% | 61.6% | 68.9% | 65.5% | 62.6% | <0.001 |
| Diabetes mellitus | 34.2% | 30.6% | 24.7% | 32.8% | 30.1% | 30.3% | 27.8% | <0.001 |
| Peripheral vascular disease | 9.7% | 8.2% | 10.6% | 6.9% | 10.8% | 6% | 7.6% | <0.001 |
| Chronic lung disease | 24.8% | 24.2% | 53% | 21.3% | 23.4% | 22.5% | 23.4% | <0.001 |
| Chronic renal failure | 19.3% | 27.9% | 13.9% | 16% | 24.5% | 15.7% | 20.4% | <0.001 |
| Obesity | 11.7% | 8.5% | 5.4% | 7% | 6.7% | 12.4% | 8.9% | <0.001 |
| Anaemia | 17.7% | 33.1% | 28.4% | 36.6% | 29.1% | 27.6% | 30% | <0.001 |
| Coagulopathy | 3.8% | 10.9% | 7.5% | 8.7% | 5.5% | 5.3% | 6.9% | <0.001 |
| Chronic liver disease | 1.7% | 1.7% | 1.2% | 5.3% | 1.1% | 1.2% | 1.5% | <0.001 |
| Length of stay, days, median (IQR) | 3 (2.6) | 4 (2.7) | 4 (2.7) | 4 (2.7) | 4 (2.6) | 4 (2.6) | 4 (2.7) | <0.001 |
| Total charge, $, median (IQR) | 23 361 (12 691, 46 079) | 27 333 (14 780, 53 821) | 27 164 (14 995, 21 030) | 28 184 (15 078, 54 715) | 24 587 (13 229, 48 483) | 25 076 (13 978, 46 622) | 28 030 (15 205, 53 830) | <0.001 |
| Discharge home | 56.7% | 50.1% | 43% | 43.8% | 48.8% | 51.1% | 44.6% | <0.001 |
| In-hospital mortality | 4.2% | 6.3% | 9.6% | 8.3% | 5.7% | 5% | 7.8% | <0.001 |
GI, Gastrointestinal; IQR, interquartile range.
Due to rounding numbers may not add up to 100.0%.