Table 2 Diagnoses and causes of acute abdominal pain in the study population

Emergency department diagnosis

 < 0.001

 Cause identified

75 (100)

753 (86)

828 (87.1)

 Nonspecific abdominal pain

0 (0)

123 (14)

123 (12.9)

Gastrointestinal conditions

67 (89.3)

517 (59)

584 (61.4)

 < 0.001

 Appendicitis

36 (53.7)

11 (2.1)

47 (8)

 < 0.001

 Gallstones

2 (3)

22 (4.3)

24 (4.1)

1.000

 Diverticulitis

3 (4.5)

7 (1.4)

10 (1.7)

0.096

 Constipation

1 (1.5)

31 (6)

32 (5.5)

0.159

 Hollow viscus organ perforation

4 (6)

0 (0)

4 (0.7)

 < 0.001

 Cholecystitis

2 (3)

7 (1.4)

9 (1.5)

0.276

 Pancreatitis

4 (6)

5 (1)

9 (1.5)

0.013

 Intestinal obstruction

11 (16.4)

13 (2.5)

24 (4.1)

 < 0.001

 Gastroenteritis

0 (0)

142 (27.5)

142 (24.3)

 < 0.001

 Dyspepsia

1 (1.5)

227 (43.9)

228 (39)

 < 0.001

 Peptic ulcer

0 (0)

2 (0.4)

2 (0.3)

1.000

 Aortic aneurysm

1 (1.5)

0 (0)

1 (0.2)

0.115

 Colonic obstruction

1 (1.5)

1 (0.2)

2 (0.3)

0.216

 Cholelithiasis/biliary tract disease

3 (4.5)

11 (2.1)

14 (2.4)

0.21

 Others

9 (13.4)

72 (13.9)

81 (13.9)

1.000

Genitourinary conditions

3 (4)

189 (21.6)

192 (20.2)

 < 0.001

 Ureteric stone

1 (33.3)

131 (69.3)

132 (68.8)

0.231

 Urinary tract infection

1 (33.3)

69 (36.5)

70 (36.5)

1.000

 Other genitourinary conditions

1 (33.3)

5 (2.6)

6 (3.1)

0.091

Gynecological conditions

7 (9.3)

50 (5.7)

57 (6)

0.203

 Ectopic pregnancy with complication

5 (71.4)

0 (0)

5 (8.8)

 < 0.001

 Ectopic pregnancy without complication

0 (0)

1 (2)

1 (1.8)

1.000

 Ovarian disease with complication

0 (0)

5 (10)

5 (8.8)

1.000

 Ovarian disease without complication

0 (0)

1 (2)

1 (1.8)

1.000

 Pelvic inflammatory disease

2 (28.6)

7 (14)

9 (15.8)

0.304

 Tubo-ovarian abscess

0 (0)

1 (2)

1 (1.8)

1.000

 Other gynecological conditions

0 (0)

36 (72)

36 (63.2)

 < 0.001

Extra-abdominal conditions

0 (0)

15 (1.7)

15 (1.6)

0.623