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Table 2 Comparison of clinical characteristics and echocardiographic parameters among chronic kidney disease, haemodialysis, peritoneal dialysis patients and controls

From: Atherosclerotic vascular disease is more prevalent among black ESKD patients on long-term CAPD in South Africa

Parameter K-W test (n = 161) x2 (p-value) Dunn test (p-value)
CKD/controls CAPD/controls HD/controls CKD/CAPD CKD/HD
Age (years) 1.38 (0.71)      
BMI Kg/m2 16.3 (0.001) 0.077 0.312 0.086 0.001 0.001
WHR 20.6 (< 0.001) 0.001 < 0.001 0.020 0.758 0.310
SBP (mmHg) 39.1 (< 0.001) < 0.001 < 0.001 < 0.001 0.263 0.025
MABP (mmHg) 89.1 (< 0.001) < 0.001 < 0.001 < 0.001 0.073 0.007
TC (mmol/l) 50.6 (< 0.001) 0.019 0.005 < 0.001 0.007 0.001
TG (mmol/l) 14.0 (0.003) 0.427 0.570 < 0.001 0.820 0.005
LDL-C (mmol/l) 35.9 (< 0.001) 0.585 0.003 < 0.001 0.005 < 0.001
HDL-C (mmol/l) 10.6 (0.014) 0.001 < 0.001 < 0.001 0.592 0.152
Castelli1 12.4 (0.006) 0.966 0.030 0.436 0.008 0.256
Castelli2 10.9 (0.012) 0.261 0.249 0.085 0.011 0.373
AC 12.4 (0.006) 0.966 0.030 0.436 0.008 0.256
AIP 3.3 (0.354)      
non-HDL-C 39.8 (< 0.001) 0.308 < 0.001 0.001 0.008 < 0.001
eGFR (ml/min/1.73m2) 144.0 (< 0.001) < 0.001     
Calcium (mmol/l) 8.3 (0.041) 0.974 0.034 0.072 0.033 0.145
Phosphate (mmol/l) 35.7 (< 0.001) 0.006 0.058 0.352 < 0.001 0.060
CaXPO4(mg2/dl2) 22.2 (< 0.001) 0.132 < 0.001 0.228 < 0.001 0.755
Albumin(g/l) 47.4 (< 0.001) 0.031 < 0.001 < 0.001 < 0.001 0.043
LAD 96.4 (< 0.001) < 0.001 < 0.001 < 0.001 0.692 0.010
EF (%) 32.3 (< 0.001) < 0.001 0.001 0.001 0.823 0.116
LVMI (g/m2) 24.2 (< 0.001) 0.136 < 0.001 < 0.001 0.027 0.034
FRS 13.1 (0.004) 0.035 0.005 0.913 0.178 0.074
Risk of CHD (%) 10.3 (0.017) 0.218 0.034 0.678 0.371 0.104
CIMT (mm) 36.3 (< 0.001) < 0.001 < 0.001 < 0.001 0.012 0.673
  1. BMI Body mass index, WHR Waist-hip ratio, SBP Systolic blood pressure, MABP Mean arterial blood pressure, TC Total cholesterol, TG Triglyceride, LDL Low density lipoprotein, HDL High density lipoprotein, AC Atherogenic coefficient, AIP Atherogenic index of plasma non-HDL – non high density lipoprotein eGFR – estimated glomerular filtration rate, LAD Left atrial diameter, EF Ejection fraction, LVM Left ventricular mass, LVMI Left ventricular mass index, FRS Framingham risk score; Risk of CHD – 10-year risk of coronary heart disease
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