Variable definitions and data sources
| Variable name | Definition | Source |
| Waiting time | Minutes between being seen by a doctor and being admitted or transferred, or dying | VEMD |
| Catchment population | Calculated as population of health service area 18 | VEMD |
| Day | Weekend/Weekday | VEMD |
| Hospital location | Metro/Rural | VEMD |
| Season | Summer/Autumn/Spring/Winter | VEMD |
| ED patient category | Resuscitation, Emergency, Urgent, Semi-urgent or Non-urgent | VEMD |
| Age | Age in years | VEMD |
| Social disadvantage | SEIFA index of disadvantage for postcode of patient | ABS Census of Population and Housing (2006) |
| Gender | Male/Female | VEMD |
| Country/Region of origin | Southern Europe, Eastern Europe, Western Europe, South-East Asia, UK, Other | VEMD |
| Indigenous | Aboriginal or Torress Strait Islander | VEMD |
| Doctors | Number of FTE doctors employed in the hospital campus | Data supplied by the Victorian DHS |
| Nurses | Number of FTE nurses employed in the hospital campus | Data supplied by the Victorian DHS |
VEMD, Victorian Emergency Minimum Dataset.