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Table 1 Baseline characteristics

From: Prognostic value of new left atrial volume index severity partition cutoffs after cardiac rehabilitation program in patients undergoing cardiac surgery

Parameters

Normal LA (LAVi ≤ 34 ml/m2)

LA Enlargement (LAVi > 34 ml/m2)

 

N = 306

N = 257

Age (years)

68 (10)

71 (9)**

Male sex

245 (61)

154 (39)**

BMI (kg/m2)

26.9 (4)

26.7 (4)

BSA (m2)

1.9 (0.2)

1.8 (0.2)**

CV risk Factors

 Familiar history (CVD)

159 (56)

120 (44)

 AHT

159 (52)

146 (48)

 DM

83 (55)

66 (45)

 Dyslipidaemia

165 (57)

120 (43)

Types of cardiac surgery

 CABG

197 (75)

95 (25)**

 Heart-valve surgery

73 (25)

118 (75)**

 CABG + Valve surgery

37 (46)

43 (54)

Clinical indications

 ACS

116 (63)

68 (37)*

 Stable Angina

66 (67)

32 (33)*

 MV Stenosis

2 (22)

7 (78)

 MV regurgitation

44 (44)

56 (56)*

 AV Stenosis

23 (32)

20 (68)**

 AV regurgitation

19 (46)

22 (54)

 Other indication

36 (62)

22 (38)

Echocardiographic parameters

 LAV (ml)

49 (11)

85 (22)**

 LAd (mm)

38 (5)

54 (6)**

 LVEF (%)

52 (9)

49 (10)*

 LV EDV (ml)

105 (41)

108 (42)

 IVS (mm)

12 (2)

13 (2)**

 E/A Ratio

1 (0.4)

1 (0.6)

Medications

 β-Blocker

201 (52)

185 (48)

 Amiodarone

79 (51)

77 (49)

 OAT

72 (38)

117 (62)**

 ACEi

216 (57)

170 (43)**

 Statins

218 (56)

168 (44)**

  1. Values are expressed as mean and standard deviation or as number and percentage
  2. LA left atrium; LAVi left atrial volume index; BMI body mass index; CVD cardiovascular disease; AHT arterial hypertension; DM diabetes mellitus; CABG coronary artery bypass graft; ACS acute coronary syndrome; MV mitral valve; AV aortic valve; Lad left atrium antero-posteior diameter; LVEF left ventricular ejection fraction; IVSs interventricular septum; LV EDV left ventricular end-diastolic volume; OAT oral anticoagulant therapy
  3. *and **indicate differences at significance levels p <0.05 and p <0.01 respectively