Table 2 Diagnosis of the study group (n = 168)

Postoperative/bronchoscopy

33

19.6

Pneumonia

24

14.3

Foreign body aspiration

20

11.9

Heart failure

15

8.9

Sepsis

15

8.9

Acute kidney injury

13

7.7

Encephalopathy

12

7.1

Intractable convulsions without encephalopathy

7

4.2

Life-threatening anemia (with disturbed consciousness or autoimmune hemolytic anemia + mismatch)

4

2.4

Bleeding (coagulopathy)

3

1.8

Electrolyte imbalance

3

1.8

Intracranial hemorrhage

3

1.8

Poisoning

3

1.8

Cavernous sinus thrombosis

2

1.2

Hypertension

2

1.2

Others^a

9

5.4