Table 2 Demographic and clinical characteristics of patients in the derivation set distributed by 30-day mortality
From: Development of a new score for early mortality prediction in trauma ICU patients: RETRASCORE
Variable | Survivors N = 5226 | Non-survivors N = 750 | p value |
|---|---|---|---|
Age (groups) | < 0.001 | ||
< 50 | 56.9 | 30.8 | |
50–65 | 22.8 | 18.1 | |
65–75 | 11.7 | 19.7 | |
> 75 | 8.6 | 31.3 | |
Sex (% male) | 78.7 | 71.7 | < 0.001 |
PRECOAG | 11.3 | 30.4 | < 0.001 |
Pre-hospital attention | 75.6 | 79.7 | 0.014 |
Pre-hospital intubation | 20.7 | 54.8 | < 0.001 |
High Risk mechanism | 34.5 | 63.1 | < 0.001 |
Mechanism penetrant | 6.0 | 4.3 | 0.054 |
PUPILS | < 0.001 | ||
Normal | 93.8 | 52.7 | |
Unilateral mydriasis | 5.3 | 19.6 | |
Bilateral mydriasis | 0.9 | 27.7 | |
GCS ≤ 8 (%) | 18.6 | 65.9 | < 0.001 |
MAIS-Head | 37.3 | 72.4 | < 0.001 |
MAIS-Thorax | 39.6 | 34.4 | 0.006 |
MAIS-Abdomen | 12.1 | 11.5 | 0.601 |
MAIS-Ext Upper | 2.8 | 1.7 | 0.082 |
MAIS-Ext Lower | 18.2 | 14.4 | 0.011 |
MAIS-External | 1.0 | 2.0 | 0.010 |
Haemodynamic failure | 17.5 | 57.1 | < 0.001 |
Respiratory failure | 9.4 | 26.4 | < 0.001 |
Coagulopathy | 12.6 | 37.5 | < 0.001 |
Mechanical ventilation | 45.0 | 82.8 | < 0.001 |
Massive haemorrhage | 5.0 | 16.8 | < 0.001 |