Appendix Table A4.

Demographics and clinical characteristics of female participants.

	Acute Concussion Symptoms (N = 62)	Persistent Concussion Symptoms (N = 62)	Uninjured (N = 95)	P-value	Post-hoc Test P-values
Age	15.6 (14.5, 17.3)	16.0 (14.8, 16.8)	15.0 (14.3, 16.1)	0.02	Acute v. Persistent: .98 Acute v. Uninjured: .04 Persistent v. Uninjured: .07
Days Following Injury	4.5 (6.0, 20.8)	51.0 (38.2, 67.5)
PCSI Total Score*	40.0 (18.0, 60.5)	34.0 (10.2, 52.0)	4.5 (0.0, 8.0)	<.001	Acute v. Persistent: 0.37 Acute v. Uninjured: < .001 Persistent v. Uninjured: < .001
Race/ethnicity				.06
Hispanic	2 (3.2%)	4 (6.5%)	3 (3.2%)
NH black	4 (6.5%)	8 (12.9%)	11 (11.6%)
NH white	49 (79.0%)	48 (77.4%)	62 (65.3%)
NH other/Unknown/Not Reported	7 (11.3%)	2 (3.2%)	19 (20.0%)
Prior History of Concussion**	24 (38.7%)	26 (42.6%)	25 (26.6%)	.09

^*A total of 59 with acute concussion symptoms, 60 with persistent concussion symptoms, and 82 uninjured completed PCSI.

^**One with acute concussion symptoms and one with persistent concussion symptoms did not report on prior history of concussion.