Table 6.
Outcome after esophageal resections by hospital volume in the 2000–2004 time-period
| Outcome | LVHs | HVHs | P value | ||
|---|---|---|---|---|---|
| No. of patients | % | No. of patients | % | ||
| Margins | 0.35b,c | ||||
| R0 | 77 | 69.4 | 79 | 76.7 | |
| R1 | 19 | 17.1 | 20 | 19.4 | |
| R2 | 10 | 9.0 | 2 | 1.9 | |
| Unknown | 5 | 4.5 | 2 | 1.9 | |
| Complications | |||||
| No | 24 | 21.6 | 46 | 44.7 | 0.001b |
| Yes | 86 | 77.5 | 57 | 55.3 | |
| Unknown | 1 | 0.9 | – | – | |
| Surgical complications | 0.05b | ||||
| No | 54 | 48.6 | 64 | 62.1 | |
| Yes | 56 | 50.5 | 39 | 37.9 | |
| Unknown | 1 | 0.9 | – | – | |
| General complications | 0.001b | ||||
| No | 44 | 39.6 | 65 | 63.1 | |
| Yes | 66 | 59.5 | 38 | 36.9 | |
| Unknown | 1 | 0.9 | – | – | |
| Reintervention | 0.39b,d | ||||
| None | 82 | 73.9 | 81 | 78.6 | |
| 1 | 19 | 17.1 | 13 | 12.6 | |
| 2 | 7 | 6.3 | 5 | 4.9 | |
| ≥3 | 1 | 0.9 | 2 | 1.9 | |
| Unknown | 2 | 1.8 | 2 | 1.9 | |
| Hospital stay (days)a | <0.001 | ||||
| Median | 22 | 14 | |||
| Range | (10-273) | (8-104) | |||
| In-hospital mortality | 0.24 | ||||
| No | 104 | 93.7 | 100 | 97.1 | |
| Yes | 7 | 6.3 | 3 | 2.9 | |
| Total no. of patients | 111 | 103 | |||
LVHs low-volume hospitals (<10 resections/year), HVHs high-volume hospitals (≥10 resections/year)
aPatients who died during hospital stay were not included
b“Unknown” category excluded
cR0 versus R1 plus R2
dNo reintervention versus others