Table 1

Baseline characteristics of study patients
Variables Survivors (n = 100) Non-cardiovascular death (n = 27) Cardiovascular death (n = 18)
Age (year) 48.8 ± 13.0* 67.3 ± 13.7 69.1 ± 8.3
Male gender,% 53% 61% 55%
Weight (kg) 59.3 ± 10.5 60.4 ± 8.2 59.7 ± 9.7
Height (cm) 161 ± 9 161 ± 7 158 ± 9
BMI (kg/m2) 22.8 ± 3.3 23.3 ± 3.0 23.7 ± 2.8
Diabetes (%) 4%* 18%# 41%
History of cardiovascular disease (%) 6%* 29% 31%
Hypertension history (%) 17.0 22.2 27.1
Previous hypertension duration (years) 13.3 ± 4.7 12.6 ± 3.2 13.8 ± 5.0
Medications
Vitamin D receptor agonists (%) 15.1 22.0 18
Lipid lowering agents (%) 28.3 22.2 20
Dialysis duration (days) 2178 ± 2006 978 ± 1018 1508 ± 1124
Systolic BP (mmHg) 114 ± 17 107 ± 19 116 ± 15
Diastolic BP (mmHg) 66 ± 12 61 ± 10 68 ± 10
Pulse BP (mmHg) 47 ± 9 46 ± 13 49 ± 11
Systolic BPavg (mmHg) 126 ± 19 119 ± 19 131 ± 18
Diastolic BPavg (mmHg) 75 ± 10 70 ± 9 76 ± 8
Pulse BPavg (mmHg) 51 ± 10 49 ± 13# 55 ± 13
Hematocrit (%) 31.0 ± 4.2* 30.0 ± 2.9 29.3 ± 2.7
Hemoglobin (g/L) 103 ± 15 100 ± 11 100 ± 8
Kt/V 1.56 ± 0.31 1.50 ± 0.18 1.44 ± 0.22
LVMI (g/height2.7) 50.3 ± 14.1* 51.6 ± 15.3# 72.1 ±31.0
LV EF (%) 71 ± 8* 72 ± 13# 62 ±17
Carotid IMT (μm) 774 ± 166* 875 ± 146# 1015 ± 249
Carotid Augmentation Index (%) 13.8 ± 20.3 14.5 ± 14.5 19.3 ± 20.6
Carotid Einc (kPa*103) 0.39 ± 0.20 0.41 ± 0.26 0.45 ± 0.17
PWV (m/s) 8.3 ± 3.0* 10.3 ± 4.2# 12.8 ± 2.2

*: P value <0.05 for comparison between survivors and cardiovascular deaths.

#: P value < 0.05 for comparison between non-cardiovascular and cardiovascular deaths. BMI = body mass index; BP = blood pressure; BPavg = pre-dialysis blood pressure averaged from 25 consecutive hemodialysis sessions; Einc = incremental elastic modulus; IMT = intima-media thickness; LV EF = left ventricular ejection fraction; LVMI = left ventricular mass index; PWV = pulse wave velocity.

Yu et al.

Yu et al. BMC Nephrology 2012 13:115   doi:10.1186/1471-2369-13-115

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