Echocardiography parameters NYHA class NYHA class NYHA class P value between various NYHA classes P value between various NYHA classes P value between various NYHA classes P value between various NYHA classes
I (Mean ± SD, n= 5) II (Mean ± SD, n= 38) III (Mean ± SD, n= 37)
I and II
II and III
III and I
Among three groups
LA size (cm) 4.54 ± 0.97 4.56 ± 0.57 4.81 ± 0.68 0.95 0.10 0.39 0.24
LVIDd (cm) 4.28 ± 0.3 4.34 ± 0.38 4.48 ± 0.43 0.75 0.13 0.29 0.25
LVIDs (cm) 2.68 ± 0.33 2.77 ± 0.32 2.83 ± 0.36 0.57 0.47 0.36 0.58
LVEF (%) 58.80 ± 2.86 59.87 ± 3.05 59.97 ± 4.12 0.53 0.9 0.49 0.79
MVA (cm2) 1.18 ± 0.23 0.97 ± 0.2 0.87 ± 0.21 0.03 0.03 0.002 0.004
PG (mm Hg) 17.40 ± 7.02 18.26 ± 5.20 20.68 ± 6.13 0.75 0.07 0.24 0.15
MG (mm Hg) 11.40 ± 5.37 11.47 ± 3.55 13.32 ± 4.46 0.97 0.055 0.33 0.14
RVSP (mm Hg) 51.20 ± 21.03 55.03 ± 18.47 66.32 ± 19.74 0.67 0.01 0.10 0.02
LASr (%) 14.75 ± 8.98 16.53 ± 10.38 12.89 ± 5.95 0.66 0.06 0.65 0.19
LAScd (%) -7.55 ± 5.61 -8.61 ± 5.02 -6.58 ± 3.52 0.61 0.05 0.65 0.15
LASct (%) -7.19 ± 6.86 -7.87 ± 6.2 -6.40 ± 3.54 0.78 0.22 0.75 0.48