Table 4

Discrimination of Glasgow Coma Score compared with risk prediction models


All admissions with GCS recorded
Admissions eligible for all models


N
AUC (95 percent CI)
N
AUC (95 percent CI)

First 24 h GCS
4,527
0.81 (0.80–0.82)
2,471
0.81 (0.79–0.83)
APACHE II
3,509
0.85 (0.84–0.87)
2,471
0.85 (0.84–0.87)
APACHE III
3,777
0.89 (0.88–0.90)
2,471
0.90 (0.89–0.91)
SAPS II
3,672
0.89 (0.88–0.90)
2,471
0.89 (0.88–0.90)
MPM II
3,213
0.90 (0.89–0.91)
2,471
0.91 (0.90–0.92)
ICNARC
4,513
0.90 (0.89–0.91)
2,471
0.90 (0.89–0.91)
Pre-sedation GCS
6,684
0.70 (0.69–0.71)
3,745
0.71 (0.69–0.72)
APACHE II
5,671
0.72 (0.70–0.73)
3,745
0.72 (0.70–0.74)
APACHE III
5,573
0.74 (0.72–0.75)
3,745
0.74 (0.72–0.76)
SAPS II
5,159
0.80 (0.79–0.82)
3,745
0.81 (0.80–0.83)
MPM II
4,440
0.82 (0.81–0.83)
3,745
0.82 (0.81–0.83)
ICNARC
6,671
0.80 (0.79–0.82)
3,745
0.81 (0.80–0.83)

APACHE, Acute Physiology And Chronic Health Evaluation; AUC, area under the receiver operating characteristic curve; CI, confidence interval; GCS, Glasgow Coma Score; ICNARC, Intensive Care National Audit and Research Centre; MPM, Mortality Probability Models; SAPS, Simplified Acute Physiology Score.

Hyam et al. Critical Care 2006 10(Suppl 2):S2   doi:10.1186/cc5066