Table 1.
Patient and case characteristics for CMPA closed cases, 2007–2016 (n = 46 cases)
| n (%) | |
|---|---|
| Patient demographics (n = 47 patients/46 cases) | |
| Male | 26 (55) |
| ASA physical status I–II* | 23 (67) |
| ASA physical status III–V | 15 (32) |
| Emergency indication | 10 (22) |
| Pediatric | 9 (19) |
| Age, yr (mean, standard deviation) | 42 (22) |
| Age > 65 yr | 5 (11) |
| Obese | 18 (38) |
| Primary anesthetic (anesthetic type initially provided to patient) | |
| General | 34 (74) |
| Regional | 2 (4) |
| Monitored anesthesia care | 3 (7) |
| None (non-surgical cases) | 7 (15) |
| Procedures | |
| Head and neck | 8 (17) |
| Cervical spine | 2 (4) |
| Non-surgical intubation or airway management | 5 (11) |
| Obstetric | 3 (7) |
| Chest/abdomen | 20 (43) |
| Orthopedic | 5 (11) |
| Lumbar spine | 3 (7) |
| Location of airway event | |
| Operating room | 21 (46) |
| Post-anesthesia care unit | 6 (13) |
| Intensive care unit | 6 (13) |
| Ward or floor | 2 (4) |
| Emergency department | 2 (4) |
| Other or unspecified | 9 (20) |
*Not all patients had an ASA physical status assigned. ASA = American Society of Anesthesiologists; CMPA = Canadian Medical Protective Association.