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Table 3 Responder and non-responder comparison

From: Predictors of Change in Functional Outcome at six months and twelve months after Severe Injury: A Retrospective Cohort Study

   Non-responder Responder  
Number (%)/median (IQR)/mean (SD) Number (%)/median (IQR)/mean (SD) p value
Total   2072 941  
Demographics Age 54.1 (22.5) 59.2 (20.7) <  0.001
Males 1467 (71%) 671 (0.71%) 0.777
Injury scores Injury Severity Score (ISS) 21 (17, 26) 21 (17, 26) 0.135
New Injury Severity Score (NISS) 27 (21, 34) 27 (22, 34) 0.056
Revised Trauma Score (RTS) 7.84 (2.63, 7.84) 7.84 (3.80, 7.84) 0.006
Charlson comorbidity score 0 1595 (77%) 692 (74%) 0.017
1 331 (16%) 159 (17%)  
2 104 (5%) 62 (7%)  
> 2 42 (2%) 28 (3%)  
Citizenship Singapore citizen/permanent resident 1536 (74%) 808 (86%) <  0.001
Mechanism of injury Low fall 799 (39%) 443 (47%) <  0.001
High fall 307 (15%) 119 (13%) 0.113
Pedestrian 78 (4%) 31 (3%) 0.522
Cyclist 0   31 (3%)  
Motorcycle 424 (20%) 151 (16%) 0.004
Motor vehicle 112 (5%) 46 (5%) 0.555
Road traffic injury 0   228 (24%)  
Injury region Head and neck 1512 (73%) 722 (77%) 0.029
Face 38 (2%) 20 (2%) 0.59
Chest 595 (29%) 231 (25%) 0.018
Abdomen and pelvic contents 274 (13%) 90 (10%) 0.004
Extremities and pelvic girdle 375 (18%) 152 (16%) 0.193
External 3 (0.1%) 0  
Polytrauma 615 (30%) 234 (25%) 0.007