Seventy-two-hour emergency department revisits among adults with chronic diseases: a Saudi Arabian study

Figures & data

Table 1 Characteristics and outcomes of adults with chronic diseases who visited/revisited ED within 72 hours (24,206 ED discharges)

Variable	Levels	n	%
Elderly (≥60 years)	Yes	8,646	35.8
	No	11,050	45.6
	Missing	4,510	18.6
Gender	Male	8,911	36.8
	Female	10,786	44.6
	Missing	4,509	18.6
Health insurance coverage	Yes	18,731	77.4
	No	966	4
	Missing	4,509	18.6
Weekend ED arrival	Yes	1,200	5
	No	18,496	76.4
	Missing	4,510	18.6
New patient	Yes	2,111	8.7
	No	12,541	51.8
	Missing	9,554	39.5
Initial ED discharges (N=24,206)
Had the first revisit within 72 hours	No	21,062	87
	Yes	3,144	13
Had the second revisit within 72 hours	No	2,825	89.9
	Yes	319	10.1

Abbreviation: ED, emergency department.

Figure 1 The most common reasons of ED visits and 72-hour revisits

Abbreviation: ED, emergency department.

Table 2 Unadjusted and adjusted relative rates of revisits to ED within 72 hours of discharge in adults with chronic diseases (24,206 ED discharges)

Factor	Bivariate analysis				Multivariate analysis
	95% CI for RR				95% CI for aRR
	P-value	RR	Lower	Upper	P-value	aRR	Lower	Upper
Elderly (≥60 years)	0.001a	1.58	1.46	1.70	0.001a	1.60	1.41	1.83
Female	0.461	1.03	0.95	1.11	0.001a	1.24	1.09	1.41
Health insurance coverage	0.001a	3.85	2.76	5.38	0.001a	4.23	2.60	6.90
Weekend ED arrival	0.001a	2.41	2.15	2.69	0.041a	2.13	1.03	4.41
New patient	0.001a	1.42	1.23	1.65	0.001a	1.47	1.25	1.73
Blood	0.103	0.81	0.63	1.04	0.382	2.47	0.33	18.67
Cause of morbidity or mortality	0.087	0.72	0.50	1.05	0.753	1.41	0.17	11.89
Kidney disease	0.052	0.68	0.46	1.00	0.362	2.60	0.33	20.43
Circulatory	0.001a	0.50	0.44	0.58	0.743	1.40	0.19	10.27
Digestive	0.052	0.83	0.68	1.00	0.478	2.09	0.27	15.88
Ear	0.047a	0.57	0.33	0.99	0.726	1.51	0.15	15.17
Endocrine	0.001a	0.56	0.45	0.71	0.675	1.54	0.20	11.65
External causes	0.001a	0.58	0.45	0.73	0.793	1.35	0.14	12.55
Eye adnexa	0.022a	0.62	0.41	0.93	0.939	1.09	0.12	10.14
Factors influencing health	0.001a	0.50	0.37	0.68	0.750	1.40	0.18	11.07
Genitourinary	0.353	0.94	0.82	1.07	0.296	2.90	0.39	21.30
Infectious	0.701	1.12	0.64	1.95	0.517	2.57	0.15	44.57
Metabolic	0.055	0.71	0.50	1.01	0.674	0.61	0.06	6.07
Musculoskeletal system	0.001a	0.59	0.44	0.78	0.176	0.14	0.01	2.38
Neoplasm	0.121	1.40	0.91	2.15	0.152	5.24	0.54	50.49
Nervous	0.246	0.74	0.45	1.23	0.333	3.39	0.29	40.03
Pregnancy childbirth	0.026a	1.33	1.04	1.71	0.110	5.90	0.67	51.96
Respiratory	0.013a	0.78	0.64	0.95	0.754	0.70	0.08	6.48
Skin subcutaneous	0.459	0.84	0.53	1.34	1.000	1.00	0.06	16.74
Others	0.017a	0.60	0.40	0.91	0.285	3.14	0.39	25.51

Note:

a Significant at α=0.05.

Abbreviations: aRR, adjusted relative risk; ED, emergency department; GU, genitourinary; MSK, musculoskeletal system; RR, relative risk.