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Table 3 Final diagnoses in the patients with non-acute abdominal pain*

From: Conceptualization of category-oriented likelihood ratio: a useful tool for clinical diagnostic reasoning

Final diagnosis % of patients
Non-organic  
Abdominal symptoms (no diagnosis) 63.1
Disorders of stomach function/gastritis 7.6
irritable bowel syndrome 14.8
Organic  
infectious diarrhea, dysentery 0.4
other presumed infections 1.1
malignant neoplasm stomach 0.2
Malignant neoplasm colon, rectum 0.4
malignant neoplasm pancreas 0.2
malignant neoplasm other and unspecified sites 0.2
benign neoplasms (digestive tract) 0.9
Disease of oesophagus 0.4
Duodenal ulcer 1.7
other peptic ulcers 1.0
Appendicitis 0.1
inguinal hernia 0.1
hiatus (diaphragm) hernia 0.3
other abdominal hernia 0.1
diverticular diseases of intestines 1.4
chronic enteritis/ulcerative colitis 1.3
anal fissure/perianal abscess 0.4
cholecystitis/cholelithiasis 0.3
other disease digestive system 0.1
Haemorrhoids 0.6
malignant neoplasm trachea/bronchus/lung 0.2
pyelonephritis/pyelitis, acute 0.1
cystitis/other urinary infection 0.2
malignant neoplasm kidney 0.1
urinary calculus 0.4
other disease of urinary system 0.2
malignant neoplasm cervix 0.1
other malignant neoplasm (female genital system) 0.1
fibroid/myoma (uterus/cervix) 0.9
other diseases female genital tract 0.6
  1. * Values are derived from the study by Muris et al. [27]