Table 1

Characteristics of the study population

TotalTUHC/privateVAMCLNO/publicP
n1,795452748595
Age (years)61.9 ± 11.658.6 ± 13.566.4 ± 10.558.7 ± 9.2<0.0001
Sex (male)61.244.996.928.7<0.0001
Race
    Caucasian39.344.955.115.1<0.0001
    African American56.951.340.282<0.0001
    Other3.83.84.72.9<0.0001
  • Data are means ± SD or %.