Table 4 Surgeon and center characteristics
Variable | Total | HP group | RPA group | Ostomy group | P value |
|---|---|---|---|---|---|
Surgeon’s experience | < .001 | ||||
> 50 colorectal resections | 901 (74.1%) | 497 (55.1%) | 322 (35.7%) | 82 (9.1%) | |
< 50 colorectal resections | 314 (25.8%) | 200 (63.6%) | 62 (19.7%) | 52 (16.5%) | |
> 10 colorectal resections per year in the last 5 years | 871 (71.6%) | 491 (56.3%) | 303 (34.7%) | 77 (8.8%) | < .001 |
< 10 colorectal resections per year in the last 5 years | 330 (27.1%) | 199 (60.3%) | 77 (23.3%) | 54 (16.3%) | |
Center characteristics | 0.004 | ||||
Academic | 568 (47.2%) | 313 (45.4%) | 180 (47.2%) | 75 (56.3%) | |
Trauma Center | 112 (11.8%) | 73 (10.6%) | 33 (8.6%) | 6 (4.5%) | |
Non-Trauma Center | 535 (41.0%) | 311 (44.0%) | 171 (44.2%) | 53 (39.2%) | |
Presence of Intensive Care Unit (ICU)? | 1198 (98.5%) | 683 (99.1%) | 374 (97.6%) | 131 (98.4%) | 0.170 |
Annual volume of emergency surgical procedures | 0.005 | ||||
< 500 | 265 (22.0%) | 155 (58.4%) | 82 (30.9%) | 28 (10.5%) | |
Between 500 and 1000 | 466 (38.7%) | 290 (62.2%) | 133 (28.5%) | 43 (9.2%) | |
> 1000 | 473 (39.2%) | 244 (51.5%) | 167 (35.3%) | 62 (13.1%) | |
Annual volume of elective colorectal resections | 0.245 | ||||
< 50 | 72 (5.9%) | 41 (56.9%) | 21 (29.1%) | 10 (13.8%) | |
Between 50 and 100 | 386 (32.0%) | 237 (61.3%) | 109 (28.2%) | 40 (10.3%) | |
> 100 | 747 (61.9%) | 412 (55.1%) | 252 (33.7%) | 83 (11.1%) |