Table 4 Patients classified by SI calculated at ED admission and the presence of TBI: laboratory findings at ED admission. Continuous variables are presented as mean ± 95% confidence interval
Class I | Class II | Class III | Class IV | |||||
|---|---|---|---|---|---|---|---|---|
SI <0.6 | SI ≥0.6 to <1 | SI ≥1 to <1.4 | SI ≥ 1.4 | |||||
Non-TBI | TBI | Non-TBI | TBI | Non-TBI | TBI | Non-TBI | TBI | |
Laboratory findings | ||||||||
Haemoglobin (g/dl; mean ± CI) | 13.3 ± 0.1 | 12.7 ± 0.1 | 12.8 ± 0.1 | 12.3 ± 0.1 | 11.1 ± 0.1 | 10.8 ± 0.1 | 9.6 ± 0.2 | 9.6 ± 0.2 |
Platelets (tsd/μl; mean ± CI) | 222 ± 1 | 209 ± 2 | 223 ± 1 | 208 ± 2 | 211 ± 4 | 192 ± 4 | 190 ± 7 | 177 ± 5 |
Quick (%; mean ± CI) | 89 ± 0.5 | 84 ± 0.6 | 86 ± 0.4 | 80 ± 0.5 | 73 ± 1.0 | 66 ± 1.2 | 62 ± 1.8 | 57 ± 2 |
pTT (seconds; mean ± CI) | 28.5 ± 0.2 | 30.6 ± 0.4 | 29.2 ± 0.2 | 32.4 ± 0.4 | 33.6 ± 0.8 | 42.7 ± 1.5 | 44.2 ± 2.1 | 53.4 ± 2.8 |
Lactate (mmol/l; mean ± CI) | 2.5 ± 0.1 | 2.5 ± 0.1 | 2.9 ± 0.1 | 3.1 ± 0.1 | 4.3 ± 0.3 | 4.6 ± 0.4 | 5.6 ± 0.5 | 6.4 ± 0.7 |