| Items | Residents | Consultants | p value |
| n (patients) | 370 | 91 |
|
| Age (years) | 52.5 ± 16.5 [50.1; 53.7] | 52.2 ± 16.5 [48.4; 55.5] | 0.875 |
| Gender |
|
| 0.488 |
| Male | 202 (54.6%) | 46 (49.5%) |
|
| Female | 168 (45.4%) | 45 (50.5%) |
|
| BMI (kg/m2) | 27.1 ± 5.6 [26.3; 27.4] | 27.3 ± 6.8 [25.6; 28.5] | 0.709 |
| Surgical informed consent |
|
| 0.750 |
| Yes | 314 (84.9%) | 76 (83.5%) |
|
| No | 56 (15.1%) | 15 (16.5%) |
|
| Outpatient. inpatient |
|
| 0.723 |
| Outpatient | 163 (44.8%) | 38 (42.7%) |
|
| Inpatient | 201 (55.2%) | 51 (57.3%) |
|
| Time of surgery knowledge Yes No |
318 (86.2%) 51 (13.8%) |
67 (73.6%) 24 (26.4%) | 0.004
|
| ASA classification | II (I - III) | II (I - III) | 0.462 |
| Previous anesthesia |
|
| 0.338 |
| Yes | 325 (88.3%) | 77 (84.6%) |
|
| No | 43 (11.7%) | 14 (15.4%) |
|
| Planned anesthesia procedures |
|
| 0.992 |
| General anesthesia | 302 (88.1%) | 76 (89.4%) |
|
| Spinal or epidural anesthesia | 21 (6.1%) | 5 (5.9%) |
|
| Peripheral neuronal block | 7 (2.0%) | 1 (1.2%) |
|
| Others | 13 (3.8%) | 3 (3.5%) |
|