Influence of insurance type on rate and type of initial concussion-related medical visits among youth

BMC Public Health

Table 2 Odds Ratios (OR) of Type of Initial Concussion-related Visits, 2012–2017 (n = 4184)

	ED and Urgent Care vs. All Others			Sports Medicine Clinic vs. All Others
	Adjusted OR^a	(95% CI)	p-value	Adjusted OR^a	(95% CI)	p-value
Insurance Type
Private	0.74	(0.60, 0.90)	0.0002	1.45	(1.20, 1.76)	0.0002
Public	Ref			Ref
Sex
Male	Ref			Ref
Female	0.97	(0.82, 1.14)	0.6959	1.00	(0.86, 1.18)	0.9711
Age, y
10–13	Ref			Ref
14–17	0.30	(0.25, 0.34)	< 0.0001	3.26	(2.81, 3.78)	< 0.0001
Race
White	Ref			Ref
Black	1.33	(1.03, 1.71)	0.0290	0.74	(0.58, 0.95)	0.0158
All others	1.15	(0.87, 1.52)	0.3344	0.88	(0.67, 1.16)	0.3604
Study Year^b	1.19	(1.13, 1.25)	< 0.0001	0.82	(0.78, 0.86)	< 0.0001
Season
Quarter 1	Ref			Ref
Quarter 2	0.84	(0.65, 1.09)	0.1889	1.20	(0.94, 1.54)	0.1429
Quarter 3	0.91	(0.73, 1.13)	0.3973	1.09	(0.88, 1.34)	0.4295
Quarter 4	0.84	(0.67, 1.06)	0.1370	1.17	(0.94, 1.46)	0.1582

Note. OR Odds Ratio; CI Confidence Interval
a. Odds ratio was based on logistic regression adjusted for all the variables listed in the table
b. 2012 included data from Quarter 3 and 4 only

ISSN: 1471-2458