Table 3 Distribution of centers according to the number of patients treated
Quartile of the size of the center (patients) | OD number of centers n (%) | UOS number of centers n (%) | UOC/UOSd number of centers n (%) | p |
|---|---|---|---|---|
1 (<54) | 17 (100) | 0 | 0 | <0.001 |
2 (55–115) | 13 (76,5) | 4 (23,5) | 0 | |
3 (116–309) | 10 (62,5) | 6 (31,2) | 1 (6,2) | |
4 (>310) | 4 (23,5) | 7 (41,2) | 6 (35,2) |