Table 2.
Treating surgeon characteristics (n=271a)
| Characteristic | No. (%)b |
|---|---|
| Board certification | |
| Yes | 244 (87.5) |
| No | 27 (12.5) |
| Location of training | |
| United States | 238 (85.7) |
| Outside of United States | 22 (11.5) |
| Unknown | 11 (2.8) |
| Type of medical degree | |
| MD | 251 (91.2) |
| DO/Unknownc | 20 (8.8) |
| Decade of medical school graduation | |
| Before 1980 | 91 (38.1) |
| 1980 and after | 169 (59.1) |
| Unknown | 11 (2.8) |
| Surgical specialty | |
| General surgery/other | 233 (86.7) |
| Surgical oncology | 38 (13.3) |
| Gender | |
| Male | 164 (64.2) |
| Female | 96 (32.9) |
| Unknown | 11 (2.8) |
| Case volumed | |
| ≤40 | 70 (29.8) |
| 41–100 | 97 (36.3) |
| >100 | 104 (33.9) |
a
Surgeon data were available for 284 out of 289 patients (98%), and there were 271 unique surgeons.
b
All percentages are weighted percentages; weights accounted for differential selection and response rates.
c
Due to small cell sizes, “DO” and “Unknown” categories were combined to avoid compromising provider identity in accordance with the Data User’s Agreement with Centers for Medicare and Medicaid Services.
d
Number of Medicare fee-for-service cases from 2007–2010