TABLE 2.
Description of Study Cohort According to ECMO Availability
| Non-ECMO Center | ECMO Center | |
|---|---|---|
| Total | 1,972,950 (81.94%) | 434,966 (18.06%) |
| Gender | ||
| Male | 1,167,585 (59.18%) | 281,787 (64.79%) |
| Female | 805,266 (40.82%) | 153,167 (35.21%) |
| Age category | ||
| 18–54 | 323,636 (16.40%) | 90,869 (20.89%) |
| 55–74 | 1,020,647 (51.73%) | 240,447 (55.28%) |
| >75 | 628,667 (31.86%) | 103,650 (23.83%) |
| Mean age | 66.95 (66.93–66.97) | 64.19 (64.15–64.23) |
| Number | ||
| Colorectal | 809,309 (88.53%) | 104,834 (11.47%) |
| Urological | 271,183 (73.56%) | 97,468 (26.44%) |
| Pancreas | 61,365 (71.87%) | 24,014 (28.13%) |
| Gastric | 53,629 (82.27%) | 11,557 (17.73%) |
| Esophagus | 17,189 (61.64%) | 10,699 (38.36%) |
| Liver | 20,790 (55.70%) | 16,536 (44.30%) |
| Lung | 186,745 (74.45%) | 64,103 (25.55%) |
| Aorta | 30,664 (76.28%) | 9537 (23.72%) |
| Vascular | 573,169 (82.85%) | 118,661 (17.15%) |
| Incidence of PE | ||
| Total | 16,704 (0.85%) | 6766 (1.56%) |
| Colorectal | 7402 (0.91%) | 1985 (1.89%) |
| Urological | 2300 (0.85%) | 1080 (1.11%) |
| Pancreas | 1068 (1.74%) | 617 (2.57%) |
| Gastric | 952 (1.78%) | 366 (3.17%) |
| Esophagus | 434 (2.52%) | 397 (3.71%) |
| Liver | 352 (1.69%) | 394 (2.38%) |
| Lung | 1793 (0.96%) | 856 (1.34%) |
| Aorta | 195 (0.64%) | 101 (1.06%) |
| Vascular | 3.346 (0.58%) | 1942 (1.64%) |