Table 4.

Association of chronic kidney disease with cardiovascular disease using four mutually exclusive groups based CKD-Epi and cystatin C equations

eGFR (ml/min per 1.73 m2)Cystatin C Three-variable EquationCystatin C One-variable Equation
n (%)Adjusted Odds Ratio (95% CI)an (%)Adjusted Odds Ratio (95% CI)a
eGFRCKD-Epi and eGFRCYS >60385 (41)1.00 (ref)430 (46)1.00 (ref)
eGFRCKD-Epi <60/eGFRCYS >60130 (14)1.31 (0.84, 2.02)212 (23)1.18 (0.81, 1.70)
eGFRCKD-Epi >60/eGFRCYS <6078 (8)1.59 (0.94, 2.69)33 (4)2.58 (1.22, 5.43)
eGFRCKD-Epi and eGFRCYS <60349 (37)1.85 (1.33, 2.57)267 (28)2.18 (1.55, 3.06)
  • ref, referent group.

  • a Adjusted for age, gender, race, body mass index, smoking, diabetes, hypertension, systolic blood pressure, low density lipoprotein cholesterol, high density lipoprotein cholesterol, vitamin D, and log C-reactive protein.