Table 3.

Demographics for all ED patients with THC IA testing at BWH and MGH.

Category	Demographic	DEC	MED BD	MED DISP	REC BD	REC DISP	p Value
BWH gender	Male, N (%)	2270 (54.5%)	6828 (53.7%)	4109 (53.6%)	2885 (53.8%)	2206 (52.7%)	.323
BWH age	Age, median (IQR)	46 (25)	47 (26)	47 (30)	49 (31)	49 (31)	.0001
BWH race	White, N (%)	–	–	4448 (58.0%)	3146 (58.7%)	2431 (58.0%)	.751
	Black, N (%)	–	–	1768 (23.1%)	1159 (21.6%)	965 (23.0%)	.108
	Asian, N (%)	–	–	153 (2.0%)	137 (2.6%)	100 (2.4%)	.091
	American Indian, N (%)	–	–	21 (0.3%)	29 (0.5%)	13 (0.3%)	.037
	Native Hawaiian, N (%)	–	–	5 (0.07%)	3 (0.06%)	1 (0.02%)	.635
	Other, N (%)	–	–	671 (8.8%)	482 (9.0%)	384 (9.2%)	.745
	Unavailable, N (%)	–	–	597 (7.8%)	408 (7.6%)	296 (7.1%)	.355
BWH ethnicity	Not Hispanic, N (%)	–	–	6064 (79.1%)	4357 (81.2%)	3382 (80.7%)	.008
	Hispanic, N (%)	–	–	1195 (15.6%)	797 (14.9%)	653 (15.6%)	.467
	Unavailable, N (%)	–	–	404 (5.3%)	210 (3.9%)	155 (3.7%)	<.0001
MGH gender	Male, N (%)	3798 (58.8%)	12,342 (59.3%)	11,781 (60.1%)	8550 (59.4%)	7363 (59.5%)	.347
MGH age	Age, median (IQR)	40 (27)	39 (27)	40 (28)	42 (28)	42 (28)	.0001
MGH race	White, N (%)	–	–	9656 (72.3%)	10,367 (72.0%)	8827 (71.3%)	.181
	Black, N (%)	–	–	1427 (10.7%)	1566 (10.9%)	1399 (11.3%)	.274
	Asian, N (%)	–	–	407 (3.1%)	431 (3.0%)	366 (3.0%)	.912
	American Indian, N (%)	–	–	52 (0.4%)	35 (0.2%)	49 (0.4%)	.048
	Native Hawaiian, N (%)	–	–	6 (0.04%)	9 (0.06%)	6 (0.05%)	.793
	Other, N (%)	–	–	886 (6.6%)	1182 (8.2%)	1075 (8.7%)	<.0001
	Unavailable, N (%)	–	–	924 (6.9%)	800 (5.6%)	660 (5.3%)	<.0001
MGH ethnicity	Not Hispanic, N (%)	–	–	11,268 (84.4%)	12,073 (83.9%)	10,258 (82.9%)	.004
	Hispanic, N (%)	–	–	1551 (11.6%)	1743 (12.1%)	1550 (12.5%)	.081
	Unavailable, N (%)	–	–	539 (4.0%)	574 (4.0%)	574 (4.6%)	.016

The bolded values are those with significant p values <0.05.