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Table 1 Characteristics of the study population by disability status

From: Long-term disabilities after traumatic head injury (THI): a retrospective analysis from a large level-I trauma center in Saudi Arabia

Variable Disabled Non-disabled All patients P-value
N = 84 N = 174 N = 258
Age categorized [years] %
16–25 53.57 71.26 65.50 <.01a
26–45 29.76 22.99 25.19  
≥46 16.67 5.75 9.30  
Male % 91.67 93.10 92.64 0.67a
Education %
Below High school 34.94 10.40 18.36 <.01a
High school 46.99 58.96 55.08  
Above High school 18.07 30.64 26.56  
Mechanism of injury %
MVC 92.86 90.80 91.47 0.58a
Others 7.14 9.20 8.53  
ICU % 67.86 56.32 60.08 0.07a
Surgery % 32.14 26.44 28.29 0.34a
Years since injury, (mean ± SD), median (6.5 ± 2.7), 6 (6.9 ± 2.6), 6 (6.8 ± 2.6), 6 0.24^
RTSb, (mean ± SD), median (9.9 ± 1.7), 10 (10.7 ± 1.3), 11 (10.4 ± 1.5), 11 <.01^
ISSc, (mean ± SD), median (16.7 ± 9.3), 17 (13.3 ± 9.1), 12 (14.4 ± 9.3), 13 <.01^
Length of stay, median 40 15 22  
  1. aChi-2 test; ^ t-student test, bRTS Triage-Revised Trauma Scale (higher indicates better physiological status), cISS Injury Severity Score (higher indicates worst injuries)