Table 1. Baseline characteristics of patientsa

Clinical ParameterNormal Hemoglobin Group (n = 17)Anemic Group (n = 18)P value
a CAD, coronary artery disease; DM, diabetes mellitus; ESRD, end-stage renal disease; HTN, hypertension; NYHA, New York Heart Association; PKD, polycystic kidney disease; PVD, peripheral vascular disease; SLE, systemic lupus erythematosus.
Age, yr (mean ± SD)62 ± 966 ± 8NS
Gender, Male/Female8/93/15<0.001
Race, Black/White13/413/5NS
Cause of ESRD
    DM69
    HTN65
    SLE10NS
    nonspecific nephropathy11
    obstructive uropathy12
    PKD
    other21
Comorbid states
    PVD1214NS
    NYHA class I/II/III9/7/18/8/2NS
    CAD85NS
    HTN710NS
    DM12NS
    other11NS
Tobacco use
    never812<0.001
    active50
    quit > 9 yr ago46