Table 1.

Patient characteristics by PNVa

CharacteristicPNV (n = 6836)No PNV (n = 1664)
Demographics
Age (yr; mean ± SD)62.7 ± 14.962.9 ± 16.3
Male (%)60.158.4
Race (%)
    white72.568.1
    black13.819.1
    Asian10.47.8
    other3.35.0
Socioeconomic factors (%)
    live alone14.814.4
    married59.652.0
    attended college17.113.6
    employed14.010.5
Diabetes as cause of ESRD (%)37.531.0
Comorbidities (%)
    CAD42.744.6
    CHF36.243.2
    other cardiac disease28.030.7
    hypertension83.277.9
    CVD15.916.5
    PAD24.324.1
    diabetes45.340.2
    lung disease11.216.4
    cancer (other than skin)12.014.1
    HIV/AIDS0.41.4
    gastrointestinal bleeding6.28.2
    neurologic disease7.511.3
    psychiatric disorder21.125.7
    recurrent cellulitis/gangrene6.66.0
Laboratory data
    hemoglobin (g/dl; mean ± SEM)10.00 ± 0.029.80 ± 0.05
    serum albumin (g/dl; mean ± SEM)3.40 ± 0.013.20 ± 0.02
    serum creatinine (mg/dl; mean ± SEM)7.20 ± 0.047.60 ± 0.10
  • a A visit to a nephrologist at least 1 mo before the initiation of hemodialysis (HD) was regarded as a pre-nephrology visit (PNV). CAD, coronary artery disease; CHF, congestive heart failure; CVD, cerebrovascular disease; PAD, peripheral arterial disease.