Skip to main content

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