Head Injury Severity Scale classification | 2005 | 2007 | 2009 | Total | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Compliant | Non-compliant | Compliant | Non-compliant | Compliant | Non-compliant | Compliant | Non-compliant | |||||
(n = 229) | (n = 192) | (n = 254) | (n = 104) | (n = 255) | (n = 145) | (n = 738) | (n = 442) | |||||
Overtriage | Undertriage | Overtriage | Undertriage | Overtriage | Undertriag | Overtriage | Undertriage | |||||
(n = 167) | (n = 25) | (n = 86) | (n = 18) | (n = 108) | (n = 37) | (n = 362) | (n = 80) | |||||
Minimal HI (n = 217) | 45 (48%) | 46 (50%) | 1 (1%) | 29 (57%) | 21 (41%) | 1 (2%) | 46 (63%) | 27 (36%) | 1 (1%) | 120 (56%) | 94 (43%) | 3 (1%) |
Mild HI (n = 806) | 137 (49%) | 122 (44%) | 19 (7%) | 171 (68%) | 65 (26%) | 14 (6%) | 164 (59%) | 81 (29%) | 33 (12%) | 472 (59%) | 268 (33%) | 66 (8%) |
Moderate HI (n = 157) | 47 (90%) | 0 (0%) | 5 (10%) | 54 (95%) | 0 (0%) | 3 (5%) | 45 (94%) | 0 (0%) | 3 (6%) | 146 (93%) | 0 (0%) | 11 (7%) |
Total (n = 1180) | 229 (54%) | 167 (39%) | 25 (5%) | 254 (71%) | 86 (24%) | 18 (5%) | 255 (64%) | 108 (27%) | 37 (9%) | 738 (63%) | 362 (30%) | 80 (7%) |