Table 2

 Association between early characteristics of participants and outcome at 5–7 years

nGOSE* at 5–7 year follow up (%)
DeadLower SDUpper SDLower MDUpper MDLower GRUpper GR
*SD, severe disability; MD, moderate disability; GR, good recovery.
Age at injury
    ⩽40 years167155519131726
    >40 years1675410684811
Sex
    Male26633651481420
    Female68381071012913
Initial severity (GCS)
    Mild (13–15)234363612101121
    Moderate (9–12)6032133872017
    Severe (<9)3324216300153
    Missing7431401414140
Previous head injury
    No/missing22633731581420
    Yes108387101091114
Previous other brain injury
    No/missing28232661591420
    Yes525015484812
Social deprivation rating at 5–7 years
    Lower deprivation (⩽7)15928851791419
    Higher deprivation (>7)14444561181116
    Missing31231366101626