Table 2. Surgical site infections, lower respiratory tract infections and combined post-operative infections per 100 operations, Germany, 2018–2022.

Procedure type	LRTI surveillance			SSI surveillance			Combined post-operative infection rate^a
Procedure type	Number of infections	Number of procedures	Rate^a	Number of infections	Number of procedures	Rate^a	Combined post-operative infection rate^a
Lobectomy	144	4,000	3.6	162	10,936	1.5	5.1
Abdominal surgery	6	1,672	0.4	6,227	186,483	3.3	3.7
Traumatology and orthopaedics	6	8,865	0.1	5,759	666,198	0.9	0.9

LRTI: lower respiratory tract infections; SSI: surgical site infections.

^a Per 100 operations.