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Table 5 Concordance between CG and MDRD and CKD-EPI formula for GFR agreement and drug dosing recommendation in Patients with chronic kidney disease in renal clinic of St. Paul’s Hospital Millennium Medical College, Addis Ababa, Ethiopia between July – September, 2016 (n = 422)

From: Concordance between modification of diet in renal disease, chronic kidney disease epidemiology collaboration and Cockcroft-Gault equations in patients with chronic kidney disease at St. Paul’s hospital millennium medical college, Addis Ababa, Ethiopia

 

% of agreement

Kappa test

95% CI

P-value

For CKD staging

CG and BSA unmodified MDRD

73.7

0.644

0.58–0.70

.000

CG and BSA modified MDRD

80.3

0.733

0.68–0.78

.000

CG and CKD-EPI

74.9

0.659

0.60–0.72

.000

CKD-EPI and unmodified MDRD

94.5

0.927

0.90–0.96

.000

For drug dose adjustment

CG and BSA unmodified MDRD

89.6

0.782

0.67–0.87

.000

CG and BSA modified MDRD

91.4

0.820

0.73–0.91

.000

Unmodified MDRD and CKD-EPI

94.5

0.881

0.81–0.96

.000

CG and CKD-EPI

92

0.834

0.80–0.87

.000