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. Author manuscript; available in PMC: 2015 Sep 1.
Published in final edited form as: Injury. 2014 Apr 1;45(9):1479–1483. doi: 10.1016/j.injury.2014.03.016

Table 1.1.

Demographic indices of patients identified in the University of Kentucky Trauma Registry between January 2003 and December 2007 (n=284), separated as mounted (n=208) versus unmounted (n=76). Statistical significance (* p<0.05) comparison between mounted and unmounted.

Category Mounted Unmounted p value
mean (sd) mean (sd)
Age (years) 38.1 (16.7) 34.8 (18.6) p=0.16
Length of hospital stay (days) 3.7 (3.5) 2.9 (2.3) p=0.08
Length of ICU stay (days) 0.5 (3.5) 0.25 (0.9) p=0.58
Glasgow coma scale 14.6 (1.7) 14.3 (2.6) p=0.41
Injury severity score 11.5 (7.8) 10.2 (9.6) p=0.25
n (%) n (%)
Male patients 99 (48%) 46 (60%) p=0.07
Female patients 109 (52%) 30 (40%)
Recreational 191 (92%)* 52 (68%) p<0.01
Occupational 17 (8%) 24 (32%)*
Helmet usage 12 (6%)* 0 p=0.04
Mortality 0 3 (4%)* p=0.04