Percentage of Respondents with Demographic Characteristics, by Academic Degrees.
| Demographic Characteristic | MD (n = 75) | PhD (n = 48) | Other Degree (n = 20) | Total (n = 143) |
|---|---|---|---|---|
| Sex, male | 65 | 63 | 33 | 60 |
| Age, years | ||||
| <36 | 9 | 8 | 20 | 11 |
| 36–45 | 56 | 32 | 45 | 46 |
| 46–55 | 16 | 47 | 30 | 28 |
| ≥56 | 19 | 13 | 5 | 15 |
| Ethnicity | ||||
| African American | 74 | 48 | 75 | 66 |
| Asian | 16 | 17 | 10 | 16 |
| White | 7 | 28 | 10 | 14 |
| Other | 3 | 7 | 5 | 4 |
Note: 143 responses were received from 200 questionnaires for a 72% response rate.