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Table 1 Patient preoperative data

From: Effect of body mass index on clinical outcomes after robotic cardiac surgery: is there an obesity paradox?

Variable

Normal

Lean

Overweight

and 0bese

P-value

(n = 81)

(n = 17)

(n = 48)

 

Age, years

42.83 ± 13.07

27.94 ± 9.78

48.25 ± 9.42

<0.001

Male, n(%)

24(29.63)

8(47.06)

23(47.92)

0.082

Height, cm

159.44 ± 6.21

163.59 ± 9.17

162.63 ± 8.96

0.025

Weight, kg

53.94 ± 4.78

45.06 ± 5.17

70.44 ± 10.39

<0.001

BSA, m2

1.51 ± 0.09

1.42 ± 0.12

1.74 ± 0.18

<0.001

Diabetes, n(%)

0(0)

0(0)

3(6.25)

0.044

Hypertension, n(%)

9(11.11)

1(5.88)

8(16.67)

0.455

Smoking, n(%)

16(19.75)

3(17.65)

9(18.75)

0.976

Alcohol consumption, n(%)

11(13.58)

2(11.76)

14(29.17)

0.066

NYHA

    

 I, n(%)

2(2.47)

0(0)

0(0)

0.449

 II, n(%)

56(69.13)

13(76.47)

26(54.17)

0.132

 III, n(%)

23(28.39)

4(23.53)

22(45.83)

0.084

LVFS, %

36.64 ± 5.12

34.82 ± 2.04

36.92 ± 4.45

0.267

LVEF, %

66.16 ± 7.31

64.94 ± 2.11

67.04 ± 4.99

0.465

LAD, mm

34.51 ± 7.08

32.29 ± 4.71

37.01 ± 6.72

0.022

LVDs, mm

42.68 ± 7.06

40.53 ± 6.51

43.92 ± 6.68

0.211

RAD, mm

37.79 ± 7.36

38.01 ± 9.51

37.27 ± 7.47

0.914

RVDs, mm

27.37 ± 8.25

29.35 ± 10.86

27.51 ± 7.47

0.666

Tricuspid valve gradient, mmHg

28.25 ± 13.68

24.18 ± 9.34

25.94 ± 9.96

0.344

SPAP, mmHg

37.56 ± 16.91

32.82 ± 11.52

34.02 ± 11.98

0.292

TC, mmol/L

3.96 ± 0.91

3.44 ± 0.83

4.07 ± 1.08

0.062

TG, mmol/L

1.08 ± 0.61

1.11 ± 1.04

1.64 ± 1.01

0.001

LDL, mmol/L

2.38 ± 0.61

2.08 ± 0.54

2.52 ± 0.72

0.058

HDL, mmol/L

1.32 ± 0.46

1.09 ± 0.28

1.13 ± 0.25

0.008

ALT, U/L

20.71 ± 14.77

16.47 ± 7.85

22.26 ± 12.33

0.312

AST, U/L

23.93 ± 9.55

21.91 ± 6.33

21.28 ± 6.88

0.206

TBIL, µmol/L

13.94 ± 7.11

14.84 ± 8.78

14.18 ± 6.11

0.889

DBIL, µmol/L

2.87 ± 2.14

3.14 ± 2.09

2.58 ± 1.28

0.515

ALB, g/L

41.39 ± 4.53

42.18 ± 4.05

41.12 ± 3.29

0.662

PA, mg/L

222.73 ± 47.72

219.31 ± 43.82

235.89 ± 53.33

0.278

SCr, µmol/L

59.84 ± 11.07

62.62 ± 14.06

65.66 ± 18.61

0.085

GFR, %

147.09 ± 39.65

157.91 ± 39.37

135.06 ± 31.25

0.060

UA, µmol/L

316.83 ± 71.67

331.52 ± 75.52

342.62 ± 115.47

0.277

HGB, g/L

136.63 ± 25.16

141.29 ± 13.96

135.08 ± 23.81

0.651

PLT, 109/L

224.31 ± 69.37

216.71 ± 61.36

230.63 ± 59.41

0.730

  1. P < 0.05, compared to normal body mass index patients
  2. ALB Albumin, ALT Alanine aminotransferase, AST Aspartate aminotransferase, BSA Body surface area, DBIL Direct bilirubin, GFR Glomerular filtration rate, HDL High-density lipoprotein, HGB Hemoglobin, LAD Left atrial anteroposterior diameter, LDL Low-density lipoprotein, LVDs Left ventricular anteroposterior diameter, LVEF Left ventricular ejection fraction, LVFS Left ventricular shortening fraction, NYHA New York Heart Association, PA Prealbumin, PLT Platelet, RAD Right atrial transverse diameter, RVDs Right ventricular anteroposterior diameter, SCr Serum creatinine, SPAP Systolic pulmonary artery pressure, TBIL Total bilirubin, TC Total cholesterol, TG Triglyceride, UA Uric acid.