CRP and kidney disorder: Missing data are as follows: medically insured (n = 12, <1%); education (n = 12, <1%); income (n = 1,170 refused, 12%); kidney disease (n = 389, 4%); diabetes mellitus (n = 89, <1%); total cholesterol (n = 57, <1%); body mass index (n = 55, <1%); smoking status (n = 45, <1%); c-reactive protein (n = 151, 1.6%); hemoglobin (n = 3,089, 32%); MCV (n = 3,095, 32%); MCH (n = 3,089, 32%); MCHC (n = 3,089, 32%); RDW-CV (n = 3,102, 32%).