Table 5 Differences between hospitals with low and high procedure volumes (threshold = 100 operations annually)
Number of knee joint endoprostheses implantations of the persons insured at TK | Rate of short-term reoperations in hospitals with < 100 operations p.a. (%, median) | Rate of short-term reoperations in hospitals with > = 100 operations p.a. (%, median) | p value |
|---|---|---|---|
< 10 | 22.2 (47 hospitals) | 16.7 (24 hospitals) | 0.229 |
10 - 19 | 9.1 (31 hospitals) | 8.3 (54 hospitals) | 0.481 |
> = 20 | 8.2 (10 hospitals) | 4.8 (136 hospitals) | 0.058 |
Total | 14.3 (88 hospitals) | 6.6 (214 hospitals) | < 0.001 |