Characteristics

Number (%)

Mean age ± SD, years (range)

48.5 ± 23.1 (8 mon-87 yr.)

Gender

Male

Female

40 (58.0)

29 (42.0)

Underlying diseases^a

Diabetes mellitus

Malignancy

Leukemia

Lymphoma

Malignant thymoma

Renal diseases

Systemic lupus erythematosus (SLE)

Chronic granulomatous disease (CGD)

Autoimmune hepatitis

Chronic obstructive pulmonary disease (COPD)

Others: lung transplantation, Kasabach Merritt

Syndrome, aplastic anemia, anemia of chronic disease, Multiple sclerosis

20 (42.6)

6 (12.8)

4 (8.5)

1 (2.1)

1 (2.1)

5 (10.6)

4 (8.5)

3 (6.4)

2 (4.3)

2 (4.3)

5 (10.6)

Predisposing factors^a

Old pulmonary tuberculosis

Corticosteroid

Chemotherapy

17 (53.1)

12 (37.5)

3 (9.4)

Specimens^a

Lungs

Bronchioalveolar lavage (BAL)

Sputum

Tissue

Sinus

Pus

Tissue

Central nervous system

Tissue

Skin

Pus

43 (62.3)

3

11

29

19 (27.5)

2

17

6 (8.7)

6

1 (1.4)

1

Length of stay ± SD, days (range)

26.9 ± 34.7 (1 - 137)

Wards

Medicine, general

Medicine, intensive care unit (ICU)

Surgery

Eye Nose Throat (ENT)

Pediatrics, general

Pediatrics, intensive care unit (ICU)

Orthopedics

25 (36.2)

11 (15.9)

11 (15.9)

10 (14.5)

8 (11.6)

3 (4.3)

1 (1.4)