Table 5.

Comparison of patient diagnosis and mortality.

Characteristic	EDLOS < 4 hours (n = 162)	EDLOS ≥ 4 hours (n = 55)	P value
Definite diagnosis
Hepatobiliary tract diseases
Acute cholecystitis	0 (0)	6 (10.9)	<0.001
Acute pancreatitis	2 (1.2)	7 (12.7)	0.001
Acute cholangitis	3 (1.9)	1 (1.8)	1.000
Surgical GI conditions
Acute appendicitis	15 (9.3)	4 (7.3)	0.787
Intestinal obstruction	6 (3.7)	5 (9.1)	0.151
Perforation of intestine	4 (2.5)	1 (1.8)	1.000
Acute peritonitis	0 (0)	2 (3.6)	0.063
Medical GI conditions
Peptic ulcer disease	15 (9.3)	4 (7.3)	0.787
Diverticular of intestine	2 (1.2)	0 (0)	1.000
Acute gastroenteritis	13 (8)	1 (1.8)	0.125
Constipation	8 (4.9)	0 (0)	0.207
Genitourinary conditions
Urolithiasis	21 (13)	1 (1.8)	0.035
Gynecological conditions
Pelvic inflammatory disease	4 (2.5)	2 (3.6)	0.645
Ovarian cyst with complication	3 (1.9)	3 (5.5)	0.645
Cardiovascular conditions
Thoracoabdominal aortic aneurysm	3 (1.9)	1 (1.8)	1.000
Other conditions
Nonspecific abdominal pain	23 (14.2)	6 (10.9)	0.697
Tumor pain	5 (3.1)	1 (1.8)	1.000
Mortality			0.004
Survived	162 (100)	51 (92.7)	0.004
Dead in 7 days	0 (0)	3 (5.5)
Dead in 8–28 days	0 (0)	1 (1.8)

Note. Data are presented as n (%). EDLOS, emergency department length of stay; GI, gastrointestinal.