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Table 1 The baseline characteristics of all 3512 patients

From: Intraoperative hypotension, oliguria and operation time are associated with pulmonary embolism after radical resection of head and neck cancers: a case control study

Characteristic

Patients with PE (n = 30)

Patients without PE (n = 3482)

P value

Age(y)

63.6 (10.1)

58.9 (17.4)

.003

Gender [No. (%)]

 Female

6 (20.0%)

426 (12.2%)

.201

 Male

24 (80.0%)

3056 (87.8%)

.201

Weight (kg)

70.3 (9.8)

69.8 (12.0)

.824

Operation time (h)

5.49 (2.15)

2.85 (1.81)

<0.0001