Table 3.
SCr-AKI Stage 2 Staging |
CysC-AKI Stage 2 Staging | ||
---|---|---|---|
No AKI or Stage 1 |
Stage 2 or 3 |
Total | |
No AKI or stage 1 | 240a | 3 | 243 |
Stage 2 or 3 | 12 | 32a | 44 |
Total | 252 | 35 | 287b |
Abbreviations: CysC-AKI, cystatin C–defined AKI; SCr-AKI, serum creatinine–defined AKI.
Patients for whom there is agreement in AKI staging between the 2 definitions.
κ Statistic (SE) for AKI stage 2 or worse classification is 0.78 (0.05) (P < .001).