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. 2021 Feb 26;4(2):e210207. doi: 10.1001/jamanetworkopen.2021.0207

Table 1. Baseline Demographic and Clinical Characteristics.

Characteristics Patients, No. (%)
Total (N = 200) Collaborative care (n = 101) Usual care (n = 99)
Demographic
Age, mean (SD), y 14.7 (1.7) 14.8 (1.7) 14.7 (1.7)
Female 124 (62.0) 60 (59.4) 64 (64.6)
Race
White 164 (82.0) 82 (81.2) 82 (82.8)
>1 Race 17 (8.5) 8 (7.9) 9 (9.1)
Asian 7 (3.5) 2 (2.0) 5 (5.1)
Black 5 (2.5) 3 (3.0) 2 (2.0)
Other 3 (1.5) 2 (2.0) 1 (1.0)
American Indian or Alaska Native 1 (0.5) 1 (1.0) 0
Native Hawaiian or other Pacific Islander 1 (0.5) 1 (1.0) 0
Unknown 2 (1.0) 2 (2.0) 0
Hispanic or Latino ethnicity 17 (8.5) 9 (8.9) 8 (8.1)
Parent education
High school graduate or less 13 (6.5) 7 (6.9) 6 (6.1)
Some college 35 (17.5) 15 (14.9) 20 (20.2)
Associate degree 32 (16.0) 13 (12.9) 19 (19.2)
Bachelor’s degree 73 (36.5) 39 (38.6) 34 (34.3)
Graduate school 46 (23.0) 26 (25.7) 20 (20.2)
Other 1 (0.5) 1 (1.0) 0
Annual household income, $
<50 000 17 (8.5) 9 (8.9) 8 (8.1)
50 000-99 999 38 (19.0) 24 (23.8) 14 (14.2)
100 000-150 000 50 (25.5) 23 (22.8) 27 (27.3)
>150 000 83 (41.5) 39 (38.6) 44 (44.4)
Unknown 12 (6.0) 6 (5.9) 6 (6.1)
Clinical
Prior diagnoses
Learning disability 20 (10.0) 12 (11.9) 8 (8.1)
Attention deficit hyperactivity disorder 19 (9.5) 11 (10.9) 8 (8.1)
Anxiety 62 (31.0) 30 (29.7) 32 (32.3)
Depression 36 (18.0) 20 (19.8) 16 (16.2)
Prior diagnosed concussion 103 (51.5) 54 (53.5) 49 (49.5)
Chronic headache 50 (25.0) 23 (22.8) 27 (27.3)
Health care utilization 3 mo before index visit
Mental health care 51 (25.5) 22 (21.8) 29 (29.3)
Primary care 161 (80.5) 80 (79.2) 81 (81.8)
Sports medicine 140 (70.0) 71 (70.3 69 (69.7))
Rehabilitation medicine 29 (14.5) 18 (17.8) 11 (11.1)
Other visit 85 (42.5) 41 (40.6) 44 (44.4)
Site of index visit for concussion care
Sports medicine 176 (88.0) 87 (86.1) 89 (89.9)
Rehabilitation medicine 17 (8.5) 9 (8.9) 8 (8.1)
Neurology 3 (1.5) 2 (2.0) 1 (1.0)
Primary care practitioner 2 (1.0) 1 (1.0) 1 (1.0)
Other 2 (1.0) 2 (2.0) 0
Time since index injury, d
0-30 6 (3.0) 2 (2.0) 4 (4.0)
31-60 117 (58.5) 62 (61.4) 55 (55.6)
61-90 36 (18.0) 19 (18.8) 17 (17.2)
91-120 21 (10.5) 8 (7.9) 13 (13.1)
121-180 10 (5.0) 5 (5.0) 5 (5.1)
>180 10 (5.0) 5 (5.0) 5 (5.1)