Data points for acute referrals and operative casemix
| Age (years) | Gender (male/female by birth) | ASA (1–5) | Date of injury/presentation |
| Injury | Mechanism of injury | Open versus closed fracture | Trauma call (yes/no) |
| Operative procedure | Anaesthetic technique (AGP vs non-AGP) | Seniority of surgeon (consultants vs trainees) | Comorbidities |
| Six-week mortality | Post-op complications | Surgery time since admission (hours) | COVID-19 status (from PCR swabs) |
AGP, aerosolising-generating procedure; ASA, American Society of Anesthesiologists.