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Table 4 Change in Left Ventricular Structure and Systolic and Diastolic Function with Conversion from SHD to NHD

From: Cardiac and vascular structure and function parameters do not improve with alternate nightly home hemodialysis: An interventional cohort study

Variable Baseline on SHD Follow up on NHD Comparison (Δ (95% CI), p value) (n = 38)
EDV (mL) (Normal Mean: Men 111 mL, Women 80 mL) 114 ± 28 112 ± 40 -4.37 (-14.01 to 5.27) p = 0.4
ESV (mL) (Normal Mean: Men 34 mL, Women 29 mL) 47 ± 14 50 ± 26 0.98 (-4.28 to 6.23) p = 0.7
LVEF (%) (Normal > 50%) 59 ± 6 57 ± 8 1.71 (-4.28 to 3.95) p = 0.1
LVMI (g/m2.7) (Cut off for LVH: men 50, Women 47 g/m2.7) 47 ± 10 49 ± 12 2.34 (-0.08 to 4.76) p = 0.06
Early Transmitral Flow Velocity (m/s) (Normal 0.6-0.8 m/s) 0.80 ± 0.25 0.79 ± 0.28 -0.005 (-0.08 to 0.07) p = 0.88
E/A Ratio (Normal < 0.75) 1.0 ± 0.49 1.06 ± 0.37 0.02 (-0.12 to 0.16) p = 0.77
Deceleration Time (ms) (Normal > 240 ms) 227 ± 57 213 ± 48 -14.10 (-28.79 to 0.61) p = 0.06
Annular Tissue Doppler Velocity (cm/s) (Normal > 10 cm/s) 5.88 ± 1.72 5.73 ± 1.85 -0.15 (-0.81 to -.52) p = 0.66
E/Ei (Normal < 8) 14 ± 4 15 ± 7 0.01 (-0.008 to 0.028) p = 0.28
Left Atrial Volume Index (mL/m 2 ) (Normal Median 21 mL/m 2 ) 40 ± 12 40 ± 12 -0.45 (-4.16 to 3.26) p = 0.81
  1. SHD = Standard hours hemodialysis; NHD = Nocturnal hemodialysis; EDV = Left ventricular end diastolic volume; ESV = Left ventricular end systolic volume; LVEF = Left ventricular ejection fraction; LVMI = Left ventricular mass index; EA = Peak early mitral inflow filling velocity; A = peak mitral filling velocity at atrial contraction; El = Tissue Doppler velocity of the mitral annulus; CI = confidence interval