Table 4.

Clinical characteristics that differed between hypertensive and normotensive patientsa

Clinical CharacteristicNormotensionHypertensionP
n833
Age (yr; mean ± SD)54.8 ± 12.556.5 ± 14.6NS
Men316NS
Predialysis weight (kg; mean ± SD)88.4 ± 18.877.5 ± 17.3NS
Postdialysis weight (kg; mean ± SD)85.6 ± 18.374.6 ± 15.8NS
BMI (kg/m2; mean ± SD)31 ± 2.825.7 ± 5.20.022 
Years of ESRD (mean ± SD)5 ± 2.65.4 ± 5.1NS
Current alcohol use29NS
Smoking0.024 
    current117
    former18
    never68
Diabetes7150.05  
Cause of ESRDNS
    diabetes612
    hypertension215
    others06
Kt/V (mean ± SD)1.8 ± 0.21.8 ± 0.4NS
Albumin (g/dl; mean ± SD)3.4 ± 0.53.7 ± 0.4NS
Hemoglobin (g/dl; mean ± SD)11.6 ± 1.512.1 ± 0.9NS
No. of BP medications (mean ± SD)2.4 ± 1.22.3 ± 1.1NS
44-h ambulatory BP (mmHg; mean ± SD)122.1 ± 10.7/68.0 ± 5.3153.4 ± 13.7/90.8 ± 11.4<0.0001
44-h ambulatory pulse rate (bpm; mean ± SD)88 ± 785 ± 10NS
Home systolic BP (mmHg; mean ± SD)135 ± 18.4147 ± 13.10.032 
Home diastolic BP (mmHg; mean ± SD)76 ± 11.285 ± 8.80.012 
LVMI (g/m2; mean ± SD)115.1 ± 19.8145.3 ± 32.40.004 
Prevalence of LVH4300.018 
IVC diameter in expiration (mm/m2; mean ± SD)6.9 ± 1.48.0 ± 2.8NS
IVC diameter in inspiration (mm/m2; mean ± SD)4.3 ± 1.65.1 ± 2.6NS
Collapse index (%; mean ± SD)37.9 ± 16.636.0 ± 20.3NS
Volume depleted719NS
Volume overloaded04NS
  • a IVC, inferior vena cava.\