Derivation dataset N=1306 | Validation dataset N=1287 | |
---|---|---|
Age, years (median IQR) | 42 (28,63) | 42 (27,59) |
Age≥65 years (%) | 276 (21) | 276 (21) |
Male (%) | 930 (71) | 905 (70) |
English (%) | 1000 (77) | 988 (77) |
Married (%) | 436 (33) | 397 (31) |
Medical comorbidity (%) | 153 (12) | 168 (13) |
Mental health (%) | 350 (27) | 319 (25) |
GCS 14–15 (%) | 1078 (83) | 1062 (83) |
SBP (mean, sd) mm Hg | 130 (22) | 129 (22) |
RR (mean, sd) bpm | 19 (5) | 19 (5) |
PR (mean, sd) bpm | 87 (19) | 86 (19) |
Normal vital signs (%) | 988 (76) | 1015 (79) |
ISS (median, IQR) | 5 (4,17) | 5 (4,17) |
ISS≤8 (%) | 789 (60) | 817 (63) |
Penetrating (%) | 144 (11) | 123 (10) |
Falls | 432 (33) | 439 (34) |
MVC (%) | 176 (13) | 200 (16) |
MBC (%) | 127 (10) | 109 (8) |
Cyclist (%) | 79 (6) | 73 (6) |
Pedestrian (%) | 178 (14) | 172 (13) |
ICU admission (%) | 361 (28) | 332 (26) |
Inhospital mortality (%) | 39 (3) | 42 (3) |
Length of stay (median, IQR) days | 4 (2,10) | 4 (2,10) |
Short stay admission (%) | 387 (30) | 389 (30) |
English, preferred language spoken at home; GCS, Glasgow coma score; ICU, intensive care unit; ISS, injury severity score; Married, married and living with spouse; MBC, motor bike crash; MVC, motor-vehicle crash; SBP, systolic blood pressure; PR, pulse rate; RR, respiratory rate; Short stay admission, length of stay ≤2 days and survived and not requiring ICU.