Personal and practice characteristics of respondents
| Variable (number of respondents) | Number of respondents (% of total) | Percent reporting burnout* |
| Training background (n=321) | ||
| Radiology | 145 (45.2) | 57 |
| Neurology | 60 (18.7) | 52 |
| Neurosurgery | 115 (36.1) | 57 |
| Practice setting (n=319) | ||
| Academic with residents/fellows | 157 (49.2) | 50 |
| Academic without residents/fellows | 53 (16.6) | 67 |
| Private | 109 (34.2) | 58 |
| Years of independent practice (n=320) | ||
| Less than 5 years | 81 (25.3) | 55 |
| 5–9 years | 75 (23.4) | 54 |
| 10–19 years | 100 (31.3) | 59 |
| More than 20 years | 64 (20.0) | 56 |
| NI call frequency (n=317) | ||
| Every day | 38 (12.0) | 51 |
| Every other day | 120 (37.9) | 54 |
| Every third day | 86 (27.1) | 61 |
| Every fourth day | 46 (14.5) | 61 |
| Every fifth day or less | 27 (8.5) | 50 |
| Number of hospitals covered on call (n=319) | ||
| One | 183 (57.4) | 50 |
| Two | 57 (17.9) | 67 |
| Three | 32 (10.0) | 66 |
| Four or more | 47 (14.7) | 59 |
*Based on 293 responses with complete Maslach Burnout Inventory-Human Services Survey data.