Table 1.
RP volume category, patient characteristics, and RP-UI incidence by hospital during the study period (2016–2020)
| Hospital | Volume | Mean | Mean proportion of patients (%) |
||
|---|---|---|---|---|---|
| category | age (yr) | RT | LND | RP-UI | |
| 1 | LV1-LV2 | 68.0 | 0 | 61.5 | 46.2 |
| 2 | LV1-LV2 | 68.6 | 7.7 | 69.2 | 84.6 |
| 3 | LV1-LV2 | 66.5 | 17.4 | 8.7 | 82.6 |
| 4 | LV1-LV2 | 67.5 | 8.9 | 20.4 | 33.1 |
| 5 | LV1-LV2 | 65.7 | 1.8 | 41.1 | 53.6 |
| 6 | LV1-LV2 | 64.9 | 9.0 | 25.6 | 36.1 |
| 7 | LV1-HV2 | 69.0 | 7.1 | 47.3 | 32.1 |
| 8 | LV1-HV2 | 67.0 | 13.8 | 44.8 | 37.9 |
| 9 | LV1-HV2 | 66.0 | 4.8 | 38.1 | 36.5 |
| 10 | LV1-HV2 | 66.1 | 6.0 | 44.6 | 41.0 |
| 11 | LV1-HV2 | 67.1 | 5.1 | 19.3 | 35.2 |
| 12 | LV1-HV2 | 67.3 | 17.6 | 54.1 | 39.2 |
| 13 | LV1-HV2 | 67.9 | 5.2 | 31.0 | 32.8 |
| 14 | HV1-HV2 | 66.4 | 7.7 | 50.7 | 32.9 |
| 15 | HV1-HV2 | 65.9 | 4.6 | 40.7 | 19.4 |
| 16 | HV1-HV2 | 66.4 | 4.0 | 50.7 | 44.7 |
| 17 | HV1-HV2 | 67.1 | 6.8 | 54.4 | 26.6 |
| 18 | HV1-HV2 | 66.9 | 5.9 | 53.5 | 23.3 |
HV = high RP volume; HV1 = HV during 2016–2018; HV2 = HV during 2019–2020; LV = low RP volume; LV1 = LV during 2016–2018; LV2 = LV during 2019–2020; LND = lymph node dissection; RP = radical prostatectomy; RT = radiotherapy; RP-UI = urinary incontinence after RP.