eGFR (ml/min/1.73 m2) using first measure, mean (SD) | 66.4 (12.2) | 67.5 (12.1) |
eGFR (ml/min/1.73 m2) using second measure, mean (SD) | 66.9 (11.9) | 68.3 (12.2) |
eGFR (ml/min/1.73 m2) using both measures, mean (SD) | 66.6 (12.1) | 67.9 (12.0) |
Classified as having CKD based on first eGFR alone, n (%) | 311 (64) | 301 (63) |
Classified as having CKD based on two positive eGFRs, n (%) | 190 (39) | 182 (38) |
Incorrectly classified using a single measure, n (%) | 121 (25) | 119 (25) |