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Table 3 Intraoperative and postoperative parameters of the 7 perioperative deaths

From: Perioperative mortality of head and neck cancers

Patient ID

Stage

Tumor site

ASA class

Operation time (min)

Neck dissection

Airway management

Local wound infection

Etiology of perioperative mortality

1

III

Left soft palate

III

850

Unilateral

Tracheotomy

Yes

Cervical artery rupture and bleeding, airway obstruction

2

III

Left soft palate

III

350

Unilateral

Tracheotomy

No

Cardiac arrest

3

IV

Right tonsil

III

760

Bilateral

Tracheotomy

Yes

Cervical artery rupture and bleeding

4

IV

Left tongue

III

585

Bilateral

Tracheotomy

Yes

Cervical artery rupture and bleeding

5

III

Left mouth pharynx

II

580

Unilateral

Tracheotomy

No

Acute heart failure, lung infection

6

III

Left tongue

II

410

Unilateral

No

Yes

Ischemic hypoxic encephalopathy (brain death), lung infection

7

IV

Left neck lymph node

III

No

No

No

No

Severe pneumonia, type I respiratory failure