TableĀ 3

Univariable analysis of GCS

GCS valuePatients nAdverse outcome n (%)Relative risk * (compared with GCS=15)95% CI*p Value
152871124 (4.3)1NA
1427537 (13.4)3.112.20 to 4.41<0.001
13239 (39.1)8.795.37 to 14.37<0.001
12 and below6029 (48.3)10.537.90 to 15.36<0.001
Below 1535875 (20.9)4.823.66 to 6.35<0.001
GCS missing3059 (3.0)0.650.34 to 1.390.296
  • *Relative risks and 95% CIs estimated using multilevel Poisson regression to allow for clustering by hospital site.

  • GCS, Glasgow Coma Scale; NA, not available.