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Table 2 Echocardiographic data

From: Minimally invasive aortic valve replacement with central cannulation: A cost-benefit analysis in a developing country

 Mini-sternotomy (MS) (n = 50)Full sternotomy (FS) (n = 52)p
LVEF (%)Fair (30–49%)#5(10)7(13.5)0.58
Good (> 50%)45(90)45(86.5)
Aortic stenosisn (%)36(72)45(86.5)0.32
Aortic valve area (cm2)(Mean ± SD)1.24 ± 0.371.15 ± 0.530.72
Preoperative peak Gr. on the valve (mmHg)(Mean ± SD)71 ± 19.774.7 ± 23.70.38
Preoperative mean Gr. on the valve (mmHg)(Mean ± SD)43 ± 12.547 ± 17.90.68
Reason for operationSevere valve pathology22(44)0(0)< 0.001
 Anatomical25(50)46(88.5)
 Angina2(4)5(9.6)
 Unknown1(2)1(1.9)
  1. LVEF left ventricular ejection fraction, Gr gradient, mmHg millimeters of mercury
  2. #Cases with LVEF < 40% were excluded as per exclusion criteria