Total

n = 4805

Op Time < 373 n = 2638

Op time ≥ 373 n = 2167

p-value

Mean age (SD)

63.9 (12.5)

64.4 (12.7)

63.3 (12.1)

0.001

Age 65 or older (%)

2459 (51.2%)

1406 (53.3%)

1053 (48.6%)

0.001

Males (%)

2481 (51.6%)

1250 (47.4%)

1231 (56.8%)

<0.0001

Diabetes

1118 (23.3%)

567 (21.5%)

551 (25.4%)

0.001

History of smoking

1008 (21.0%)

552 (20.9%)

456 (21.0%)

0.66

History of alcohol use

93 (1.9%)

57 (2.2%)

36 (1.7%)

0.06

History of COPD

209 (4.3%)

120 (4.6%)

89 (4.1%)

0.45

Myocardial infarction within 6 mo.

8 (0.2%)

2 (0.1%)

6 (0.3%)

0.03

Hypertension requiring medications

2614 (54.4%)

1420 (53.8%)

1194 (55.1%)

0.38

Congestive heart failure

11 (0.2%)

7 (0.3%)

4 (0.2%)

0.56

Transient ischemic attack

62 (1.3%)

40 (1.5%)

22 (1.0%)

0.03

Cerebrovascular disease

37 (0.8%)

19 (0.7%)

18 (0.8%)

0.13

Currently on steroids

93 (1.9%)

58 (2.2%)

35 (1.6%)

0.14

Bleeding disorder

103 (2.1%)

59 (2.2%)

44 (2.0%)

0.62

Disseminated cancer

112 (2.3%)

51 (1.9%)

61 (2.8%)

0.04

Prior radiation therapy

140 (2.9%)

55 (2.1%)

85 (3.9%)

<0.0001

Prior chemotherapy

146 (3.0%)

53 (2.0%)

93 (4.3%)

<0.0001

Transfusion before surgery

63 (1.3%)

28 (1.1%)

35 (1.6%)

0.09