The relationship between body mass index and children’s presentations to a tertiary pediatric emergency department

Table 4 Logistic regression analysis for predictive factors of obesity and overweight in injured patients

Variable	Obese (BMI ≥95th) vs Normal weight^a			Overweight (≥85th- < 95th) vs Normal weight^a
Variable	β	OR	95% CI	β	OR	95% CI
Age group
School age	3.13***	22.94	10.50 –	1.87***	6.45	3.71–10.97
Adolescents	–	1	50.14	–	1
Gender
Male	0.89**	2.43	1.26–4.67	0.29	1.34	0,88–2,05
Female	–	1		–	1
Abdomen circumference (cm)	0.21***	1.23	1.20–1.27	0.120***	1.13	1.10–1.16
Injury mechanism
Fall/crash at leisure-sport activities	0.64	1.07	0.61–1.86	−0.22	0.80	0.53–1.21
Road traffic injury	0.70	2.02	0.50–8.13	0.17	1.20	0.35–4.06
Fall between planes	−1.30	0.27	0.03–2.16	−0.72	0.49	0.16–1.49
Static and passive mechanism	1.12**	3.36	1.35–8.38	−1.21	0.30	0.07–1.33
Unknown mechanism	–	1		–	1
Outcome
Discharge	−1.23**	0.29	0.12–0.73	−0.43	0.65	0.31–1.37
Hospitalization	–	1		–	1
Injury and age group
Fracture in school age	0.90 **	2.46	1.28–4.74	0.271	1.32	0.75 2.37
Other injuries in school age		1.81	0.97–3.38	0.67**	1.95	1.21–3.15
Fracture in adolescents	0.59	1.26	0.53–2.99	0.29	1.34	0.70–2.60
Other injuries in adolescents	0.23-	1		–	1
Injury and body region
Fracture at upper extremity	0.43	1.54	0.76–3.13	0.43	0.91	0.53–1.59
Other injuries at upper extremity	0.23	1.26	0.69–2.65	0.23	1.13	0.66–1.95
Fracture at lower extremity	1.01*	2.73	1.08–6.92	1.01*	0.86	0.34–2.17
Other injuries at lower extremity	0.26	1.30	0.61–2.80	0.26	1.07	0.62–1.88
Fracture at other body regions	−4,86	0.61	0.07–5.13	−4,86	1.10	0.33–3.68
Other injuries at other body regions	–	1		–	1
Type fracture
Dislocated fracture	1.14*	3.13	1.16–8.48	0.47	1.59	0.74–3.43
Compound fracture	–	1		–	1

OR Odd ratio, BMI Body Mass Index,CI Confidence interval
*p < 0.05
**p < 0.01
***p < 0.001
^aThe reference category in the multinomial logistic model is those with normal weight (BMI 5th–85th)

ISSN: 1824-7288