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Table 4 Final diagnoses of patients referred to the General Medicine Department (n = 408)

From: Investigation of diseases that cause diagnostic difficulty for Japanese general physicians

ICPC-2

Diagnosis

Referred by general physicians

Referred by other physicians

 

n (%)

n (%)

P value

A. General & Unspecified

Unspecified viral infectious disease

9 (5.3)

4 (1.7)

0.047

Conditions within the normal range

8 (4.7)

10 (4.2)

0.811

Adverse reactions to medical products

8 (4.7)

3 (1.3)

0.058

Infectious mononucleosis

3 (1.8)

1 (0.4)

0.070

Other

7 (4.1)

8 (3.3)

0.791

B. Blood, Blood Forming Organs & Immune Mechanism

Acute lymphadenitis

4 (2.4)

4 (1.7)

0.498

Adult Still’s disease

0 (0)

3 (1.3)

0.270

Other

7 (4.1)

4 (1.7)

0.213

D. Digestive

Reflux esophagitis

3 (1.8)

3 (1.3)

0.695

Acute gastroenteritis

1 (0.6)

3 (1.3)

0.645

Other

16 (9.5)

16 (6.7)

0.351

H. Ear

Benign paroxysmal positional vertigo

3 (1.8)

3 (1.3)

0.695

Other

3 (1.8)

3 (1.3)

0.695

K. Cardiovascular

Cerebrovascular disease

0 (0)

4 (1.7)

0.145

Other

6 (3.6)

10 (4.2)

0.802

L. Musculoskeletal

Cervical spondylosis deformans

3 (1.8)

4 (1.7)

1.000

Rheumatoid arthritis

1 (0.6)

3 (1.3)

0.645

Other

17 (10.1)

22 (9.2)

0.865

N. Neurological

Other

10 (5.9)

18 (7.5)

0.558

P. Psychological

Anxiety disorder

9 (5.3)

10 (4.2)

0.638

Mood disorder

6 (3.6)

14 (5.9)

0.356

Adjustment disorder

5 (3.0)

6 (2.5)

0.767

Somatoform disorder

4 (2.4)

19 (7.9)

0.016

Delusional disorder

1 (0.6)

4 (1.7)

0.409

Hypochondria

0 (0 )

6 (2.5)

0.044

Other

6 (3.6)

10 (4.2)

0.802

R. Respiratory

Cough variant asthma

0 (0)

3 (1.3)

0.270

Other

11 (6.5)

7 (2.9)

0.092

S. Skin

Cellulitis

1 (0.6)

5 (2.1)

0.408

Stasis dermatitis

0 (0)

3 (1.3)

0.270

Other

2 (1.2)

2 (0.8)

1.000

T. Endocrine/Metabolic & Nutritional

Graves’ disease

3 (1.8)

2 (0.8)

0.653

Other

5 (3.0)

6 (2.5)

0.767

U. Urological

Pyelonephritis

0 (0)

4 (1.7)

0.145

Other

2 (1.2)

2 (0.8)

1.000

X. Female Genital (including breasts)

Other

3 (1.8)

4 (1.7)

1.000

Z. Social Problems

Other

0 (1.4)

3 (1.3)

0.270

Other

Uncertain diagnosis

2 (1.2)

3 (1.3)

1.000

  1. (Diagnosis with more than three patients in any group are shown, and diagnosis with less than two are included as other in its category).
  2. Date was analysed by the Fisher’s exact test and post hoc Bonferroni test, and the significant level was set at P < 0.0013.
  3. General physicians: physicians working at general internal medicine clinics.
  4. Other physicians: physicians working at specialist clinics or hospital physicians.