[1] Mayo Clin, Div Biomed Stat & Informat, Rochester, MN 55902 USA
[2] Mayo Clin, Dept Cardiovasc Med, Rochester, MN USA
[3] Univ Rochester, Dept Biostat & Computat Biol, Rochester, NY USA
[4] Mayo Clin, Div Endocrinol, Rochester, MN USA
[5] Mayo Clin, Div Nephrol, Rochester, AZ 55902 USA
[6] Mayo Clin, Div Hypertens, Rochester, AZ 55902 USA