Table 1.

Prevalence of normal and decreased kidney function in the HUNT II study by demographics and clinical characteristics (Norway, 1995 to 1997) a

OverallPrevalence of eGFR Category (ml/min per 1.73 m2)
No. of Participants% of Study Population≥9060 to 8930 to 5915 to 29
Total65,18110056.7 (0.2)38.6 (0.2)4.5 (0.1)0.16 (0.01)
Gender
    male30,48046.862.4 (0.3)34.0 (0.3)3.4 (0.1)0.17 (0.02)
    female34,70153.251.6 (0.3)42.7 (0.3)5.5 (0.1)0.16 (0.02)
Age (yr)
    20 to 3920,19031.082.5 (0.3)17.3 (0.3)0.2 (0.03)0.02 (0.01)
    40 to 5924,66637.858.2 (0.3)40.4 (0.3)1.4 (0.1)0.02 (0.01)
    60 to 69904013.936.7 (0.5)56.9 (0.5)6.1 (0.3)0.22 (0.05)
    >7011,28517.323.2 (0.4)58.1 (0.5)17.9 (0.4)0.71 (0.07)
Diabetesb
    no62,55496.657.6 (0.2)38.2 (0.2)4.0 (0.1)0.12 (0.01)
    yes21743.435.9 (1.0)49.4 (1.1)13.6 (0.8)0.83 (0.2)
Hypertensionc
    no35,63655.267.2 (0.3)30.9 (0.3)1.8 (0.1)0.10 (0.01)
    untreated21,78433.750.0 (0.3)44.7 (0.4)5.2 (0.2)0.13 (0.02)
    treated719111.128.2 (0.5)55.6 (0.6)15.5 (0.4)0.61 (0.1)
  • a Data are % (SE), except where indicated. HUNT II, Health Survey of Nord-Trondelag County.

  • b Self-reported diabetes or venous plasma glucose ≥200 mg/dl (11.2 mmol/L).

  • c Systolic BP ≥140 mmHg or diastolic BP ≥90 mmHg or taking antihypertensive medication.