Table 3 Number and proportion of collected Utstein variables, differences in variable definitions, and data collection difficulties
Core data variable | Centres collecting this data variable n (%) | Applied a different definition n (%) | Data variable was difficult to collect n (%) |
|---|---|---|---|
Predictive model variables | |||
Gender | 24 (100%) | 0 | 0 |
In-hospital SBP | 24 (100%) | 0 | 1 (4.2%) |
Hospital length of stay | 24 (100%) | 0 | 1 (4.2%) |
Age | 24 (100%) | 1 (4.2%) | 0 |
Dominating type | 24 (100%) | 2 (8.3%) | 1 (4.2%) |
Intention of injury | 24 (100%) | 2 (8.3%) | 3 (12.5%) |
Discharge destination | 24 (100%) | 4 (16.7%) | 2 (8.3%) |
Mechanism of injury | 24 (100%) | 7 (29.2%) | 3 (12.5%) |
Abbreviated Injury Scale | 24 (100%) | 8 (33.3%) | 1 (4.2%) |
Survival status | 24 (100%) | 11 (45.8%) | 4 (16.7%) |
In-hospital RR | 23 (95.8%) | 0 | 6 (25.0%) |
Pre-hospital SBP | 23 (95.8%) | 1 (4.3%) | 5 (21.7%) |
Pre-hospital GCS | 23 (95.8%) | 2 (8.7%) | 5 (21.7%) |
Pre-hospital RR | 23 (95.8%) | 2 (8.7%) | 8 (34.8%) |
Pre-hospital GCS motor component | 22 (91.7%) | 2 (9.1%) | 6 (27.3%) |
In-hospital GCS | 22 (91.7%) | 2 (9.1%) | 1 (4.5%) |
Pre-hospital cardiac arrest | 22 (91.7%) | 3 (13.6%) | 1 (4.5%) |
Pre-injury ASA-PS classification | 22 (91.7%) | 7 (31.8%) | 6 (27.3%) |
In-hospital GCS motor component | 21 (87.5%) | 2 (9.5%) | 1 (4.8%) |
Days on ventilator | 21 (87.5%) | 5 (23.8%) | 5 (23.8%) |
INR | 20 (83.3%) | 3 (15.0%) | 1 (5.0%) |
GOS score at discharge | 20 (83.3%) | 3 (15.0%) | 5 (25.0%) |
Pre-hospital SBP-clinical category a | 19 (79.2%)a | 1 (5.3%)a | 1 (5.3%)a |
Arterial base excess | 19 (79.2%) | 1 (5.3%) | 3 (15.8%) |
In-hospital RR-clinical category a | 18 (75.0%)a | 2 (11.1%)a | 2 (11.1%)a |
Pre-hospital RR-clinical category a | 18 (75.0%)a | 2 (11.1%)a | 4 (22.2%)a |
In-hospital SBP-clinical category a | 17 (70.8%)a | 1 (5.9%)a | 1 (5.9%)a |
System characteristics | |||
Inter-hospital transfer | 24 (100%) | 1 (4.2%) | 2 (8.3%) |
Transportation type | 24 (100%) | 4 (16.7%) | 2 (8.3%) |
Type of first key emergency intervention | 24 (100%) | 4 (16.7%) | 2 (8.3%) |
Highest level of in-hospital care | 23 (95.8%) | 1 (4.3%) | 4 (17.4%) |
Pre-hospital airway management | 23 (95.8%) | 3 (13.0%) | 4 (17.4%) |
Trauma team activation | 22 (91.7%) | 2 (9.1%) | 3 (13.6%) |
Time from alarm until hospital arrival | 22 (91.7%) | 2 (9.1%) | 5 (22.7%) |
Highest level of pre-hospital care provided | 22 (91.7%) | 4 (18.2%) | 4 (18.2%) |
Type of pre-hospital airway management | 20 (83.3%) | 4 (20.0%) | 4 (20.0%) |
Process mapping data | |||
Time until first CT scan | 23 (95.8%) | 4 (17.4%) | 7 (30.4%) |
Time from alarm until arrival at scene | 22 (91.7%) | 1 (4.5%) | 6 (27.3%) |
Time until first key emergency intervention | 22 (91.7%) | 4 (18.2%) | 4 (18.2%) |
Time until normal arterial base excess | 17 (70.8%) | 2 (11.8%) | 6 (35.3%) |