A time and motion study of patients presenting at the accident and emergency department at Mater Dei Hospital

Matthias Azzopardi; Marija Cauchi; Karl Cutajar; Robert Ellul; Charles Mallia-Azzopardi; Victor Grech

doi:10.1186/1756-0500-4-421

BMC Research Notes

Table 1 Waiting and interaction times in hours and minutes in priority 1

From: A time and motion study of patients presenting at the accident and emergency department at Mater Dei Hospital

	NUMBER				MEAN				MEDIAN				IQR				RANGE
	T₁	T₂	T₃	T₄	T₁	T₂	T₃	T₄	T₁	T₂	T₃	T₄	T₁	T₂	T₃	T₄	T₁	T₂	T₃	T₄
Wait To Enter Triage	31	66	68	58	0:07	0:07	0:07	0:12	0:03	0:05	0:05	0:09	0:10	0:10	0:08	0:13	00:00-00:44	00:00-00:40	00:00-00:24	00:00-01:06
Triage Time Taken	33	70	73	61	0:03	0:04	0:04	0:04	0:03	0:04	0:03	0:04	0:03	0:05	0:04	0:03	00:00-00:10	00:00-00:17	00:00-00:19	00:00-00:12
Wait To Enter Area	26	49	56	48	0:27	0:13	0:19	0:25	0:03	0:03	0:02	0:03	0:27	0:06	0:08	0:42	00:00-02:40	00:00-02:29	00:00-04:24	00:00-02:08
Wait From Registration To First Assessment	31	91	83	63	0:53	0:33	0:55	1:17	0:41	0:21	0:36	1:01	1:09	0:25	0:54	1:44	00:00-02:35	00:00-02:45	00:00-03:26	00:04-04:28
Wait To Be Seen By Nurse 1	34	74	59	38	0:45	0:30	0:23	0:47	0:27	0:04	0:06	0:17	0:58	0:59	0:27	0:30	00:00-03:53	00:00-04:52	00:00-03:30	00:00-04:47
Total Interaction Time Nurse	29	71	53	32	0:42	0:38	1:08	1:18	0:22	0:18	0:15	0:28	1:22	0:56	0:55	1:27	00:01-03:23	00:01-03:06	00:01-07:15	00:01-13:20
Wait To Be Seen By CO 1	45	77	110	74	0:26	0:16	0:41	0:50	0:09	0:10	0:19	0:22	0:46	0:29	0:24	0:55	00:00-02:47	00:00-01:37	00:00-03:30	00:00-00:40
Total Interaction Time CO	45	121	103	68	0:21	0:26	0:23	0:21	0:17	0:21	0:18	0:17	0:24	0:22	0:22	0:21	00:03-00:59	00:01-01:46	00:01-01:55	00:01-01:08
Time First Seen To Time Last Seen By CO	45	121	106	67	1:19	1:28	1:17	1:16	0:57	1:10	0:48	0:28	1:38	1:15	1:38	1:29	00:01-10:20	00:01-08:56	00:01-08:15	00:01-10:33
Wait For Senior Review	12	34	22	9	0:49	1:05	1:32	1:34	0:40	0:47	1:26	0:39	1:34	0:26	1:09	1:23	00:05-01:46	00:00-03:38	00:00-04:57	00:14-04:57
Total Time X-ray Taken	26	95	78	44	0:14	0:18	0:20	0:16	0:13	0:13	0:17	0:11	0:14	0:15	0:19	0:09	00:03-00:44	00:03-01:28	00:04-01:05	00:04-01:20
Total Time CT Taken	1	9	6	7	0:15	0:18	0:18	0:15	0:15	0:14	0:10	0:18	-	0:17	0:15	0:21	00:03-01:28	00:05-00:42	00:06-01:02	00:08-00:26
Total Time US Taken	2	5	11	3	0:11	0:19	0:27	0:08	0:11	0:21	0:16	0:08	-	0:22	0:19	-	00:09-00:13	00:14-00:26	00:07-01:17	00:08-00:09
Total Treatment Time	11	19	20	15	0:45	0:46	0:55	0:31	0:14	0:18	0:30	0:09	0:41	1:04	1:01	0:47	00:02-02:25	00:03-00:19	00:06-03:36	00:01-02:41
Wait To Leave ED After Admission	22	17	44	22	0:44	0:45	0:23	0:25	0:24	0:36	0:12	0:08	0:30	1:07	1:07	0:35	00:00-03:08	00:00-02:38	00:00-01:49	00:00-03:33
Wait To Leave ED After Discharge	18	12	23	26	0:02	0:06	0:02	0:07	0:00	0:00	0:00	0:00	0:10	0:01	0:04	0:19	00:00-00:26	00:00-00:46	00:00-00:32	00:00-01:01
Total Time In Area	40	106	82	55	2:47	3:53	3:40	2:57	2:42	3:10	3:27	2:57	2:16	2:05	2:45	3:17	00:10-05:56	00:04-16:45	00:14-11:26	00:14-07:34
Total Time In ED	29	30	64	45	3:07	4:52	4:02	3:22	2:51	4:17	3:49	2:59	2:40	2:42	2:36	3:25	01:05-05:56	00:17-11:58	00:31-11:26	01:15-07:57

C.O., Casualty Officer; CT, Computed Tomography; US, Ultrasound; ED, Emergency Department; SD, Standard Deviation;; IQR, Inter Quartile Range; T₁, 0200-0800; T₂, 0800-1400; T₃, 1400-2000; T₄, 2000-0200

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