Table 2.

Demographic, clinical, and laboratory data of the testosterone tertiles

ParameterLower Tertile (<6.8 nmol/L)Middle Tertile (6.8 to 10.1 nmol/L)Higher Tertile (>10.1 nmol/L)PRho (P)
n140141139
Testosterone (nmol/L; mean ± SD)4.57 ± 1.88.2 ± 0.913.2 ± 3.0
Age (years; mean ± SD)58 ± 1452 ± 1450 ± 15<0.001−0.21 (<0.001)
Dialysis vintage (months; mean ± SD)48 ± 5055 ± 5159 ± 480.160.13 (0.006)
Diabetes (%)2627180.16−0.07 (0.14)
CVD history (%)2317120.04−0.12 (0.01)
BMI (kg/m2; mean ± SD)24.0 ± 4.223.0 ± 3.722.3 ± 3.70.02−0.19 (<0.0001)
Creatinine (mg/dl; mean ± SD)8.6 ± 2.59.2 ± 2.39.3 ± 2.00.050.13 (0.01)
Albumin (g/dl; mean ± SD)3.87 ± 0.423.99 ± 0.323.94 ± 0.290.020.08 (0.09)
hs-CRP (mg/dl; mean ± SD)1.85 ± 2.101.57 ± 1.741.76 ± 2.630.57−0.11 (0.04)
Calcium (mg/dl; mean ± SD)8.8 ± 0.88.7 ± 0.78.6 ± 0.50.04−0.11 (0.02)
Phosphate (mg/dl; mean ± SD)4.9 ± 1.55.0 ± 1.35.0 ± 1.20.610.06 (0.22)
PTH (pg/ml; mean ± SD)413 ± 452465 ± 383495 ± 4050.320.18 (0.001)
Cholesterol (mg/dl; mean ± SD)172 ± 46166 ± 46149 ± 32<0.001−0.22 (0.0004)
Triglyceride (mg/dl; mean ± SD)179 ± 94171 ± 110131 ± 74<0.001−0.21 (<0.0001)
Hemoglobin (g/dl; mean ± SD)11.5 ± 1.511.3 ± 1.311.2 ± 1.40.16−0.08 (0.08)
ESA (%)3440370.51
  • ESA, erythropoiesis-stimulating agent; PTH, parathyroid hormone.