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Table 1 Demographics of motorcycle riders hospitalized for trauma

From: Obese motorcycle riders have a different injury pattern and longer hospital length of stay than the normal-weight patients

Variables Obese Normal Odds ratio (95 %) P
BMI ≥ 30 25 > BMI ≥ 18.5
n = 466 n = 2701
Gender     
 Male 296(63.5) 1476(54.6) 1.4(1.18–1.77) <0.001
 Female 170(36.5) 1225(45.4) 0.7(0.57–0.85) <0.001
Age 40.7 ± 14.2 40.7 ± 14.2 0.986
Mechanism, n(%)     
 Motorcycle Driver 452(97.0) 2559(94.7) 1.8(1.03–3.13) 0.038
 Motorcycle Pillion 14(3.0) 142(5.3) 0.6(0.32–0.98) 0.038
Helmet use, n(%)     
 Yes 414(88.8) 2360(87.4) 1.2(0.84–1.57) 0.375
 NO 42(9.0) 277(10.3) 0.9(0.62–1.22) 0.410
 Unknown 10(2.1) 64(2.4) 0.9(0.46–1.77) 0.768
Alcohol > 50, n(%) 42(9.0) 336(12.4) 0.7(0.50–0.98) 0.035
GCS 14.3 ± 2.3 14.1 ± 2.5 0.197
 ≤8 21(4.5) 166(6.1) 0.7(0.45–1.15) 0.166
 9–12 23(4.9) 127(4.7) 1.1(0.67–1.66) 0.826
 ≥13 422(90.6) 2408(89.2) 1.2(0.84–1.63) 0.363
AIS, n(%)     
 Head/Neck 136(29.2) 887(32.8) 0.8(0.68–1.05) 0.119
 Face 99(21.2) 767(28.4) 0.7(0.54–0.86) 0.001
 Thorax 101(21.7) 389(14.4) 1.6(1.29–2.10) <0.001
 Abdomen 33(7.1) 195(7.2) 1.0(0.67–1.44) 0.915
 Extremity 359(77.0) 1969(72.9) 1.2(0.99–1.57) 0.061
ISS 9.7 ± 8.1 9.3 ± 7.5 0.339
 <16 376(80.7) 2231(82.6) 0.9(0.69–1.13) 0.318
 16–24 58(12.4) 334(12.4) 1.0(0.75–1.36) 0.961
 ≥25 32(6.9) 136(5.0) 1.4(0.93–2.07) 0.103
NISS 11.5 ± 9.5 11.0 ± 9.2 0.258
TRISS 0.965 ± 0.100 0.964 ± 0.111 0.779
Mortality, n(%) 7(1.5) 32(1.2) 1.3(0.56–2.90) 0.566
LOS (days) 10.6 ± 10.9 9.5 ± 10.2 0.044
ICU     
 Patients, n(%) 93(20.0) 492(18.2) 1.1(0.87–1.43) 0.371
  <16 29(6.2) 162(6.0) 1.0(0.69–1.56) 0.850
  16–24 37(7.9) 210(7.8) 1.0(0.71–1.47) 0.902
  ≥25 27(5.8) 120(4.4) 1.3(0.86–2.03) 0.200
 LOS in ICU (days) 7.9 ± 7.3 7.0 ± 8.2 0.311
  <16 6.4 ± 5.5 5.1 ± 4.6 0.175
  16–24 6.4 ± 5.3 6.1 ± 5.0 0.745
  ≥25 11.7 ± 9.9 11.2 ± 13.4 0.853