Table 2.
Demographic and Practice Characteristics of Physicians
| No. of physicians (N = 903) | Percent | |
|---|---|---|
| Sex | ||
| Male | 699 | 77.4 |
| Female | 183 | 20.3 |
| Unknown | 21 | 2.3 |
| Physician age at patient treatment (years) | ||
| ≤40 | 176 | 19.5 |
| 41–50 | 275 | 30.4 |
| 51–64 | 370 | 41.0 |
| ≥65 | 61 | 6.8 |
| Unknown | 21 | 2.3 |
| United States–born | ||
| No | 177 | 19.6 |
| Yes | 592 | 65.6 |
| Unknown | 134 | 14.8 |
| Degree | ||
| MD | 863 | 95.6 |
| DO | 40 | 4.4 |
| Pediatric specialty | ||
| Yes | 44 | 4.9 |
| No | 859 | 95.1 |
| Primary treating physician specialty | ||
| Pediatric hematology/oncology | 26 | 2.9 |
| Hematology/oncology | 240 | 26.6 |
| Radiation/oncology | 106 | 11.7 |
| Orthopedics | 13 | 1.4 |
| Surgical | 188 | 20.8 |
| Pediatric medical | 18 | 2.0 |
| Medical | 230 | 25.5 |
| Other/unknown | 82 | 9.1 |
| United States–trained | ||
| Yes | 725 | 80.3 |
| No | 178 | 19.7 |
| % hours spent in hospital practice | ||
| 0 | 506 | 56.1 |
| 1–50 | 206 | 22.8 |
| 51–100 | 170 | 18.8 |
| Unknown | 21 | 2.3 |
| Primary responsibility | ||
| Direct medical care | 793 | 87.8 |
| Medical research/teaching | 50 | 5.5 |
| Other/unknown | 60 | 6.7 |
| Practice organization | ||
| Solo or two-person practice | 123 | 13.6 |
| Group practice | 516 | 57.1 |
| Medical school | 45 | 4.9 |
| Government hospital | 96 | 10.6 |
| Other/unknown | 123 | 13.6 |
| Multiple offices | ||
| Yes | 223 | 24.7 |
| No | 659 | 73.0 |
| Unknown | 21 | 2.3 |
| Practice address region | ||
| Northeast | 9 | 1.0 |
| Midwest | 213 | 23.6 |
| South | 146 | 16.2 |
| West | 511 | 56.6 |
| Unknown | 24 | 2.6 |
| Size of MSA where practice is located | ||
| <100,000 | 39 | 4.3 |
| 100,000–249,999 | 58 | 6.4 |
| 250,000–999,999 | 126 | 14.0 |
| ≥1,000,000 | 659 | 73.0 |
| Unknown | 21 | 2.3 |
Note. Percentages may not add to 100 due to rounding.
MSA, Metropolitan Statistical Area.