Table 4.

Delay times from symptom onset to first medical contact (FMC), from FMC to diagnosis (ie, ECG), and total delay time, n=429

	Median	25th Centile	75th Centile	p Value*
Patient delay time
Symptom onset to FMC
Emergency Medical Services	0:57	0:25	1:44
Swedish Healthcare Direct	1:14	0:27	3:25	0.08
Primary Healthcare Centre (direct)	1:30	0:30	3:42	0.06
Primary Healthcare Centre (telephone)	3:57	1:22	27:54	<0.001
Emergency room	2:33	1:06	5:45	<0.001
System delay time
FMC to diagnosis
Emergency Medical Services	0:24	0:15	0:39
Swedish Healthcare Direct	0:45	0:26	1:15	<0.001
Primary Healthcare Centre (direct)	0:37	0:11	1:17	0.11
Primary Healthcare Centre (telephone)	1:05	0:32	2:42	<0.001
Emergency room	0:11	0:07	0:25	<0.001
Total delay time
Symptom onset to diagnosis
Emergency Medical Services	1:21	0:54	2:33
Swedish Healthcare Direct	1:59	1:10	4:11	<0.001
Primary Healthcare Centre (direct)	2:07	1:11	5:46	<0.01
Primary Healthcare Centre (telephone)	5:02	1:58	29:33	<0.001
Emergency room	2:44	1:32	6:48	<0.001

*Comparison (Mann-Whitney U test) between Emergency Medical Services and all other first medical contacts.