Table 1

Baseline characteristics between the for-profit and not-for-profit groups after matching

VariableType of facilities by profit statusP value
For-profitNot-for-profit
Number31 35031 350
Age (years)62.3±13.562.2±13.50.66
Male (%)15 831 (50)15 764 (50)0.59
DM (%)16 136 (51)16 128 (51)0.95
HTN (%)13 799 (44)13 459 (43)<0.01
CHF (%)4803 (15)4585 (15)<0.05
LVH (%)4556 (15)4328 (14)<0.01
CVA (%)2012 (6)2038 (7)0.67
CAD (%)3815 (12)3762 (12)0.52
MI (%)948 (3)1027 (3)0.07
HTN drugs (%)18 475 (59)18 274 (58)0.1
HD duration (years)3.55±2.613.55±2.610.99
Albumin (g/dL)3.75±0.403.74±0.41<0.01
Hct (%)31.09±3.4031.05±3.150.13
Ca (mg/dL)9.18±0.719.18±0.690.33
P (mg/dL)4.84±1.124.83±1.110.37
ALK-P (μ/L)128.4±97.1128.5±100.50.91
i-PTH (pg/mL)226.9±184.0225.5±175.60.32
  • ALK-P, alkaline phosphatase; Ca, calcium; CAD, coronary artery disease; CHF, chronic heart failure; CVA, cerebrovascular accident; DM, diabetes mellitus; Hct, haematocrit; HD, haemodialysis; HTN, hypertension; i-PTH, intact parathyroid hormone; LVH, left ventricular hypertrophy; MI, myocardial infarction; P, phosphate.