Table 2.

Discharged EDLOS (Consulted and Non-Consulted), Admission EDLOS, Physician Initial Assessment, LWBS and Mortality

	Control	Trial
		EP	MDRNSTAT	Combined (EP + MDRNSTAT)
Discharges LOS – Not Consulted
CTAS 2–3 n	1547	1156	379	1535
LOS (95t% CI)	4:29 (4:19–4:38)	4:07 (3:59–4:18)	4:01 (3:43–4:16)	4:05 (3:58–4:15)
		p = .01, k = 0.1	p = .03, k = 0.1	p = .005, k = 0.1
Pay for Results Threshold (71%)	86.0%	89.1%	89.2%	89.1%
		p = .02	p = .13	p = .01
CTAS 4–5 n	614	497	126	623
LOS (95% CI)	2:06 (2:02–2:14)	2:08 (2:01–2:21)	1:10 (0:58–1:19)	1:55 (1:48–2:05)
		p = 0.74	p <.0001, k = 0.1	p = .12
Pay for Results Threshold (75%)	84.4%	81.1%	92.1%	83.3%
		p = .17	p = .04	p = .67
Discharges LOS - Consulted
CTAS 2–3 n	305	205	81	286
LOS	7:19	7:06	6:25	6:48
		p = 0.5	p = 0.1	p = .27
Pay for Results Threshold (71%)	57.0%	61.5%	64.2%	62.2%
		p = .37	p = .30	p = .23
CTAS 4–5 n	37	32	6	38
LOS	4:57	4:40	4:19	4:40
		p = .71	p = .95	p = .73
Pay for Results Threshold (75%)	40.5%	34.4%	50%	36.8%
		p = .78	p = 1.0	p = .93
Admissions LOS
Admissions n	586	451	154	605
LOS	12:03	11:41	11:20	11:36
		p = 0.24	p = 0.1	p = .21
Pay for Results Threshold (38%)	21.3%	22.6%	25.3%	23.3%
		p = .67	p = 0.34	p = 0.34
Physician Initial Assessment
n	3092/3163	2341/2387	750	3091/3137
Pay for Results 90th percentile (3:48) (95th CI)	4:25 (4:11–4:36)	3:57 (3:47–4:08)	1:08 (1:01–1:14)	3:31 (3:22–3:42)
Median PIA (95th CI)	1:21 (1:18–1:25)	1:13 (1:10–1:16)	0:25 (0:23–0:26)	0:55 (0:53–0:58)
		p = .0005	p <.0001	p <.0001
LWBS
n	69/3163	44/2387	4/750	48/3137
Percentage	2.2%	1.9%	0.53%	1.5%
		p = 0.43	p = .001	p = .06
Mortality
n	5/3163	2/2387	0/750	2/3137
Percentage	0.16%	0.08%	0%	0.06%
		p = .71	p = .59	p = .45