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Table 3 Comparison of echocardiographic indices

From: Predicting factors of intradialytic hypotension in the last half of hemodialysis therapy

  IDH in the latter half Non-IDH P value
At the start
 LVDd (mm) 46.1 ± 5.4 46.3 ± 5.3 NS
 LVDs (mm) 31.3 ± 6.7 31.2 ± 7.3 NS
 LVEF (%) 57.4 ± 15.2 61.0 ± 14.6 NS
 Maximum WT (mm) 11.9 ± 1.4 11.1 ± 1.6 NS
 Peak E-velocity (cm/s) 77 ± 30 81 ± 23 NS
 IVC-ex (mm) 16 ± 3 15± 4 NS
 B-lines 13 ± 5 11 ± 4 NS
At the middle
 Peak E-velocity (cm/sec) 52 ± 24 60 ± 17 NS
 IVC-ex dimension (mm) 11 ± 2 13± 4 NS
 B-lines 10 ± 4 9 ± 3 NS
Decreasing rate (start to the midpoint)
 Peak E-velocity 0.33 ± 0.13 0.24 ± 0.14 0.037
 IVC-ex dimension 0.25 ± 0.14 0.18 ± 0.17 NS
 B-lines 0.20 ± 0.19 0.19 ± 0.20 NS
  1. Mean ± SD
  2. Decreasing rate (start to the midpoint) = (at the start−at the middle)/at the start
  3. LVDd left ventricular end-diastolic dimension, LVDs left ventricular end-systolic dimension, LVEF left ventricular ejection fraction, WT wall thickness, IVC inferior vena cava dimensions, ex exhalation