Participating departments and types of surgeries included in this study
| Selected specifications of the departments | Department of Heart, Lung and Vascular Surgery | Department of Gastrointestinal Surgery |
| Full time employees | 94 | 152 |
| Annual number of surgeries* | 1267 | 2627 |
| Selected surgical unit | OR-East | OR-South 1 |
| Total number of ORs in the surgical unit† | 5 | 3 |
| Total number of IORs in the surgical unit | 1 | 1 |
| Specialty of the selected types of surgery | Lung surgery | Gastrointestinal surgery |
| Selected types of surgery | Lobectomy | Laparoscopic cholecystectomy |
| Oesophageal resection | Laparoscopic appendectomy | |
| Pectus excavatum | ||
| Lung resection | ||
| Pectus carinatum | ||
| Data extraction period | 01.10.16–31.03.19 | 01.10.18–31.03.19 |
| 32 months (n=1035) | 6 months (n=148) |
*Activity data are extracted for 2018.
†Including integrated operating rooms (IORs).
ORs, operating rooms;