Table 3 Characteristics of injury subset at emergency department and bivariate associations between covariates and body mass index
Variable | Total n = 746 | BMI < 85th n = 500 (67%) | BMI ≥85th–95th n = 154 (20.6%) | BMI ≥95th n = 92 (12.3%) | P value |
|---|---|---|---|---|---|
Age group | |||||
School children | 466 (62.5%) | 293 (58.6%) | 106 (68.8%) | 67 (72.8%) | 0.007 |
Adolescent | 280 (37.5%) | 297 (41.4%) | 48 (31.2%) | 25 (27.2%) | |
Gender | |||||
Male | 452(60.6%) | 288 (57.6%) | 95 (61.7%) | 69 (75%) | 0.007 |
Female | 294(39.4%) | 212 (42.4%) | 59 (38.3%) | 23 (25%) | |
Emergency triage code | |||||
Yellow | 685 (91.8%) | 469 (93.8%) | 145 (94.2%) | 84 (91.4%) | 0.61 |
Green-White | 61 (8.2%) | 31 (6.2%) | 9 (5.8%) | 8 (8.7%) | |
Abdominal Circumference (cm) | |||||
(mean ± SD) | 73.8 8 ± 12,13 | 70.05 ± 9.65 | 78.64 ± 10.97 | 86.73 ± 14.38 | < 0.001 |
Outcome | |||||
Discharge | 685 (91.8%) | 468 (93.6%) | 140 (90.9%) | 77 (83.7%) | 0.006 |
Hospitalization | 61 (8.2%) | 32 (6.4%) | 14 (9.1%) | 15 (16.3%) | |
Length of hospital stay (days) | |||||
(mean ± SD) | 0.31 ± 1.4 | 0.27 ± 1.21 | 0.3 ± 1.08 | 0.6 ± 1.56 | 0.78 |
Injured body region | |||||
Head/neck | 46 (6.2%) | 33 (6.6%) | 9 (5.8%) | 4 (4.3%) | 0.08 |
Face | 55 (7.4%) | 38 (7.6%) | 15 (9.7%) | 2 (2.2%) | |
Upper extremity | 385 (51.6%) | 257 (51.4%) | 79 (51.3%) | 49 (53.3%) | |
Lower extremity | 206 (27.6%) | 135 (27.0%) | 42 (27.3%) | 29 (31.5%) | |
Trunk | 48 (6.4%) | 33 (6.6%) | 8 (5.2%) | 7 (7.6%) | |
Multiple site | 6 (0.8%) | 4 (0.8%) | 1 (0.6%) | 1 (1.1%) | |
Types of injuries | |||||
Fracture | 260 (34.9%) | 173 (34.6%) | 48 (31.2%) | 39 (42.4%) | 0.13 |
Contusion/abrasion | 282 (37.7%) | 195 (39.0%) | 62 (40.3%) | 24 (26.1%) | |
Sprain/strain/dislocation | 108 (14.5%) | 66 (13.2%) | 25 (16.2%) | 17 (18.5%) | |
Laceration | 42 (5.6%) | 28 (5.6%) | 8 (5.2%) | 6 (6.5%) | |
Concussion | 31 (4.2%) | 23 (4.6%) | 6 (3.9%) | 2 (2.2%) | |
Multiple trauma/other mechanism | 24 (3.2%) | 15 (3%) | 5 (3.2%) | 4 (4.3%) | |
Injury mechanism | |||||
Fall/crash at leisure-sport activities | 494 (66.2%) | 335 (67%) | 100 (64.9%) | 59(64.1%) | 0.023 |
Road traffic injury | 16 (2.1%) | 9(1.8%) | 4 (2.6%) | 3 (3.3%) | |
Fall between planes | 27 (3.6%) | 22 (4.4%) | 4 (2.6%) | 1(1.1%) | |
Static and passive mechanism | 31 (4.2%) | 31 (4.2%) | 3 (1.9%) | 10(10.9%) | |
Unknown mechanism | 78 (23.9%) | 116 (23.2%) | 43 (27.9%) | 19(20.7%) | |
Fracture Location | |||||
Lower extremity | 44 (16.9%) | 27(15.6%) | 7 (14.6% | 10 (25.6%) | 0.21 |
Upper extremity | 199(76.5%) | 134 (77.5%) | 37 (77.1%) | 28 (71.8%) | |
Other | 17 (6.5%) | 12 (6.9%) | 4 (8.3%) | 1 (2.6%) | |
Dislocated Fracture | 76 (10.2%) | 44 (8,8%) | 15 (9.8%) | 17 (18.5%) | 0.019 |