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Table 1 Preoperative characteristics

From: Improved operative and recovery times with mini-thoracotomy aortic valve replacement

  

Surgical Approach

 

MT (n = 267)

MS (n = 120)

CS (n = 116)

P-value

Patients, n (%)

267 (53)

120 (23.9)

116 (23)

 

Age (y), median (IQR)

75 (67–81)

73.5 (66–80.5)

74 (62.5–80)

0.48

Gender

0.98

 Male, n (%)

153 (57.3)

69 (57.5)

68 (58.6)

 

 Female, n (%)

114 (42.7)

51 (42.5)

48 (41.4)

STS Score (%), median (IQR)

2.1 (1.1–4)

2.7 (1.6–4.7)

3.0 (1.9–6.0)

< 0.01

Current smoker, n (%)

14 (5.2)

8 (6.7)

12 (10.3)

0.02

Prior smoker, n (%)

128 (47.9)

66 (55)

56 (48.3)

0.26

Diabetic, n (%)

77 (28.8)

44 (36.7)

43 (37.1)

0.16

Hypertension, n (%)

240 (89.9)

105 (87.5)

95 (81.9)

0.1

Hyperlipidemia, n (%)

214 (80.1)

101 (84.2)

94 (81.0)

0.64

Chronic Renal Failure, n (%)

9 (3.4)

8 (6.7)

5 (4.3)

0.35

Cerebrovascular Disease, n (%)

38 (14.2)

21 (17.5)

16 (13.8)

0.66

Past Cerebrovascular Accident, n (%)

19 (7.12)

10 (8.3)

11 (9.5)

0.72

Congestive Heart Failure, n (%)

98 (36.7)

41 (34.2)

42 (36.2)

0.89

Ejection Fraction (%), median (IQR)

58 (53–60)

56 (48–63)

57 (49.5–63.3)

0.47

Aortic Stenosis, n (%)

246 (92.1)

109 (90.8)

101 (87.1)

0.14

Aortic Insufficiency

0.18

 None, n (%)

110 (41.2)

44 (36.7)

46 (39.7)

 

 Trace, n (%)

17 (6.37)

13 (10.8)

9 (7.8)

 Mild, n (%)

50 (18.7)

34 (28.3)

31 (26.7)

 Moderate, n (%)

57 (21.3)

21 (17.5)

17 (14.7)

 Severe, n (%)

33 (12.4)

8 (6.7)

13 (11.2)

  1. Abbreviations: MT Mini-thoracotomy, MS Mini-sternotomy, CS conventional sternotomy, IQR interquartile range, STS Score Society of Thoracic Surgeons Score