Table 3.
Emergency neurosurgical procedures: number of patients, age, male proportion and incidence
| Total, N (%) |
Age, mean (SD) |
Male, N (%) |
Incidence per 100,000, person-years | |||
|---|---|---|---|---|---|---|
| Crude incidencea | Age adjusted, Europeb | Age adjusted, Worldc | ||||
| Any procedure | 569 (100) | 49 (22) | 425 (75) | 3.87 | 4.00 | 3.33 |
| ICP monitor | 476 (84) | 47 (21) | 356 (75) | 3.24 | 3.32 | 2.84 |
| Evacuation of mass lesion | 284 (50) | 52 (21) | 215 (75) | 1.93 | 2.03 | 1.55 |
| ASDH | 184 (32) | 59 (18) | 133 (72) | 1.25 | 1.35 | 0.88 |
| EDH | 80 (14) | 35 (19) | 67 (83) | 0.54 | 0.53 | 0.58 |
| Intracerebral contusion | 57 (10) | 56 (18) | 42 (74) | 0.39 | 0.41 | 0.28 |
| EVD | 119 (21) | 46 (20) | 84 (71) | 0.81 | 0.82 | 0.72 |
| DC | 44 (8) | 40 (18) | 35 (80) | 0.30 | 0.30 | 0.29 |
ASDH acute subdural hematoma, EDH epidural hematoma, EVD external ventricular drain, DC decompressive craniectomy
Redo surgeries are not included
aPopulation of South-East Norway in person years (2015–2019): 14,740,114
bEuropean standard population 2013, EU-27 + EFTA
cWHO World standard population: WHO 2000–2025