Research Article
The Implication of Dropping Race from the MDRD Equation to Estimate GFR in an African American-Only Cohort
Table 6
Comparison of AA patient characteristics of those were reclassified after removal of the race multiplier.
| Characteristics | Chronic kidney disease glomerular stage by MDRD formula | value | Patients who were reclassified | Patients who were not reclassified |
| Age (years) | 64.3 ± 12.7 | 59.6 ± 15.2 | 0.003 | Female sex (N) | 103 | 95 | 0.330 | Body mass index (kg/m2) | 29.4 ± 6.4 | 29.9 ± 7.2 | 0.514 | GFR (ml/min/1.73 m2) | 52.5 ± 14.3 | 75.1 ± 28.0 | <0.0001 | Past medical history (N) | | | | Hypertension | 157 | 151 | 0.101 | Diabetes | 94 | 94 | 0.949 | Congestive heart failure | 34 | 29 | 0.467 | Stroke | 21 | 23 | 0.762 | Coronary artery disease | 46 | 34 | 0.115 | Dyslipidemia | 104 | 103 | 0.851 |
| Etiology of chronic kidney disease (N) | | | | Hypertensive nephrosclerosis | 101 | 94 | 0.392 | Diabetic kidney disease | 67 | 57 | 0.237 | Glomerulonephritis | 10 | 15 | 0.306 | Polycystic kidney disease | 4 | 10 | 0.104 | Others | 34 | 45 | 0.165 |
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