The Federal Statistical Office has published the 20 most frequent operations performed on inpatients in German hospitals. The basis is the case-based hospital statistics (DRG statistics of 2017).
Accordingly, the 20 most frequent operations are:
| Surgery | Case rate |
| Operations on the intestine | 404.321 |
| Perineal rupture (reconstruction of female genital organs after rupture, after childbirth) | 350.110 |
| Access to lumbar spine, sacrum and coccyx | 310.909 |
| Keyhole surgery (endoscopy) on the bile ducts | 275.684 |
| Cesarean section | 256.662 |
| Implantation of a hip joint prosthesis (endoprosthesis) | 238.072 |
| Surgical debridement and removal of diseased skin and subcutaneous tissue | 231.068 |
| Reattachment of fractures of long tubular bones (e.g., femur, tibia, humerus, forearm), treatment with plates, screws, etc. | 224.623 |
| Arthroscopic surgery on articular cartilage and menisci | 216.627 |
| Gall bladder removal (cholecystectomy) | 200.555 |
| Operations on the spine | 199.089 |
| Temporary soft tissue coverage | 191.953 |
| Implantation of knee joint prosthesis | 191.272 |
| Arthroscopic surgery of the synovium | 183.787 |
| 179.864 | |
| Open surgical revision of a joint | 177.588 |
| Removal of e.g. plates, screws (osteosynthesis material) after bone fractures | 176.257 |
| Closure of inguinal hernia (inguinal hernia) | 175.357 |
| Suturing of skin and subcutaneous injuries | 173.758 |
| Arthroscopic refixation and plastic surgery of the capsular ligamentous apparatus of the shoulder joint | 170.714 |
