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Table 1 Clinical factors and baseline characteristics of patients with acute abdominal pain who presented at the ED

From: Factors associated with unfavorable outcomes in patients with acute abdominal pain visiting the emergency department

Factors

Unfavorable outcomes (n = 75)

Favorable outcomes (n = 876)

Total

(n = 951)

p-value

Age, y, median (IQR)

51 (29,65.5)

42 (28,60)

43 (28,61)

0.134

Sex

   

0.051

 Male

36 (48)

315 (36)

351 (36.9)

 

 Female

39 (52)

561 (64)

600 (63.1)

 

Comorbidities

   

0.122

 Present

44 (58.7)

426 (48.6)

470 (49.4)

 

 Absent

31 (41.3)

450 (51.4)

481 (50.6)

 

 Hypertension

14 (18.7)

137 (15.6)

151 (15.9)

0.600

 Gastrointestinal disease

14 (18.7)

90 (10.3)

104 (10.9)

0.041

 Diabetes mellitus

8 (10.7)

64 (7.3)

72 (7.6)

0.407

 Cardiovascular disease

2 (2.7)

35 (4)

37 (3.9)

0.762

 Chronic heart disease

2 (2.7)

4 (0.5)

6 (0.6)

0.075

 Chronic pulmonary disease

2 (2.7)

19 (2.2)

21 (2.2)

0.678

 Cerebrovascular disease

2 (2.7)

27 (3.1)

29 (3)

1.000

 Chronic renal failure

5 (6.7)

25 (2.9)

30 (3.2)

0.080

 Others

28 (37.3)

284 (32.4)

312 (32.8)

0.458

History of abdominal surgery

   

0.957

 Yes

9 (12)

97 (11.1)

106 (11.1)

 

 No

66 (88)

779 (88.9)

845 (88.9)

 

Triage levels

   

 < 0.001

 ESI 1

0

0

0

 

 ESI 2

12 (16)

32 (3.7)

44 (4.6)

 

 ESI 3

48 (64)

411 (46.9)

459 (48.3)

 

 ESI 4

14 (18.7)

402 (45.9)

416 (43.7)

 

 ESI 5

1 (1.3)

31 (3.5)

32 (3.4)

 

Time from onset of symptoms to ED visit (h), median (IQR)

22 (6.5–24)

10 (4,39)

12 (4–30)

0.145

EDLOS (h), median (IQR)

5.25 (4.3–6.6)

2.55 (1.68–3.7)

2.6 (1.75–4.05)

 < 0.001

Hospital LOS (days), median (IQR)

4.4 (2.5–7.1)

3.1 (1.2–5.1)

3.8 (2–6)

0.004

ED dispositions

 EDOU

1 (1.3)

14 (1.6)

15 (1.6)

1.000

 Admission to ward

64 (85.3)

46 (5.3)

110 (11.6)

 < 0.001

 Admission to ICU

7 (9.3)

0 (0)

7 (0.7)

 < 0.001

 Discharge

0 (0)

812 (92.7)

812 (85.4)

 < 0.001

 Referred

2 (2.7)

5 (0.6)

7 (0.7)

0.099

 Dead at the ED

1 (1.3)

0 (0)

1 (0.1)

0.079

Hospital discharge status

   

 < 0.001

 Survived

71 (94.7)

876 (100)

947 (99.6)

 

 Dead

4 (5.3)

0 (0)

4 (0.4)

 

Consultation needed

75 (100)

77 (8.8)

152 (16)

 < 0.001

Specialty

   

0.042

 Internal medicine

8 (16.3)

11 (19.6)

19 (18.1)

 

 Surgical

35 (71.4)

27 (48.2)

62 (59)

 

 Gynecological

6 (12.2)

17 (30.4)

23 (21.9)

 

 Psychiatry

0 (0)

1 (1.8)

1 (1)

 
  1. Data are presented as n (%), unless otherwise indicated
  2. IQR interquartile range, ESI emergency severity index, ED emergency department, EDLOS emergency department length of stay, LOS length of stay, EDOU emergency department observation unit, ICU intensive care unit