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Table 4 Prevalence of CKD N % (CKD EPI <60 mls/min/1.73 m2 or Albuminuria>30 mg/g) by Self rated health Education Social Class and Diabetes Mellitus*, based on N=1098 (N=1095 for self rated health), OR (95% CI) adjusted for age and gender

From: Prevalence of diminished kidney function in a representative sample of middle and older age adults in the Irish population

Covariate Prevalence CKD Chi2 Test OR (95% CI) Adjusted for age & gender
Age Categories in Years   p<0.001 p<0.001 *
45-54 48 (11.4%)   1.0
55-64 46 (14.2%)   1.3 (0.84, 2.0)
65-74 92 (34.2%)   4.2 (2.8,6.2)
75+ 55 (67.1%)   16.3 (9.4, 28.3)
Education Level   p<0.001 p=0.04*
Higher Level Education 64 (15.9%)   1.0
Complete Secondary Level 43 (19.5%)   1.2 (0.76, 1.9)
Complete Primary Education§ 134 (28.2%)   1.6 (1.1, 2.3)
Self Rated Health   p<0.001 p=0.02
Excellent to Good Health 175 (19.4%)   1.0
Fair to Poor Health 66 (34.4%)   1.6 (1.1, 2.2)
Social Class   p=0.006 p=0.18*
Social Class I &II 74 (17.4%)   1.0
Social Class III & IV 84 (22.8%)   1.3 (0.92, 1.94)
Social Class V & Unclassified 83 (27.2%)   1.4 (0.94, 2.0)
Diabetes Mellitus   p=0.027 p=0.17
Diabetes Present 27 (31.4%)   1.44 (0.86,2.44)
  1. * p value for non binary variables based on Likelihood Ratio Test of all levels compared to baseline.
  2. § Complete primary education includes incomplete secondary level education.
  3. 31.4% (95% CI 21.4-41.4%) Diabetics had either proteinuria or GFR<60ml/min, 11.2% (95% CI 7.2-15.2%) of Diabetics had both Albuminuria and Impaired renal function.