Research Article

Etiology of End-Stage Renal Disease and Arterial Stiffness among Hemodialysis Patients

Table 1

Baseline characteristics of the study population.

CharacteristicValue ()

Age (years), mean ± SD52.8 ± 18.5
Male gender, % ()55% (45)
Age at dialysis initiation (years), mean ± SD47.8 ± 19.2
Length of time on dialysis (months), median (IQR)49.4 (23.7, 87.5)
Consanguinity, % ()34% (28)
Etiology of ESRD
 Vascular renal disease, % ()18.3% (15)
 Diabetic nephropathy, % ()18.3% (15)
 Nondiabetic glomerulopathy, % ()11.0% (9)
 Tubulointerstitial disease, % ()11.0% (9)
 Hereditary nephropathy, % ()19.4 (16)
 Unconfirmed etiology of ESRD, % ()22.0% (18)
History of HTN, % ()71.0 (58)
Pulse pressure (mmHg), mean ± SD52.4 ± 14.5
Mean blood pressure (mmHg), mean ± SD83.7 ± 12.4
History of diabetes mellitus, % ()23.2% (19)
History of CV events, % ()34.2% (28)
History of coronary artery disease, % ()34.2% (28)
History of stroke, % ()2.4% (2)
History of significant PAD, % ()6.1% (5)
Hypercholesterolemia, % ()52.4% (43)
Active smoking, % ()34.2% (28)
Calcium (mg/dL), mean ± SD8.52 ± 0.92
Phosphorus (mg/dL), mean ± SD5.20 ± 1.86
iPTH (ng/L), mean ± SD494.7 ± 378.3

CV: cardiovascular; ESRD: end-stage renal disease; HTN: hypertension; iPTH: intact parathyroid hormone level; IQR: interquartile range; PAD: peripheral artery disease; SD: standard deviation.