Description of RIFLE definition criteria for acute kidney injury used in analysis
| Definition criteria . | Acute kidney injury . | ||
|---|---|---|---|
| RIFLE class R . | RIFLE class I . | RIFLE class F . | |
| Creatinine | ≥1.5-fold increase compared with baseline | ≥2-fold increase compared with baseline | ≥3-fold increase compared with baseline or increase to ≥4 mg/dla |
| OR | OR | OR | |
| GFR | >25% decrease compared with baseline | >50% decrease compared with baseline | >75% decrease compared with baseline OR renal replacement therapy |
| Definition criteria . | Acute kidney injury . | ||
|---|---|---|---|
| RIFLE class R . | RIFLE class I . | RIFLE class F . | |
| Creatinine | ≥1.5-fold increase compared with baseline | ≥2-fold increase compared with baseline | ≥3-fold increase compared with baseline or increase to ≥4 mg/dla |
| OR | OR | OR | |
| GFR | >25% decrease compared with baseline | >50% decrease compared with baseline | >75% decrease compared with baseline OR renal replacement therapy |
aIn setting of an increase of ≥0.5 mg/dl.
Description of RIFLE definition criteria for acute kidney injury used in analysis
| Definition criteria . | Acute kidney injury . | ||
|---|---|---|---|
| RIFLE class R . | RIFLE class I . | RIFLE class F . | |
| Creatinine | ≥1.5-fold increase compared with baseline | ≥2-fold increase compared with baseline | ≥3-fold increase compared with baseline or increase to ≥4 mg/dla |
| OR | OR | OR | |
| GFR | >25% decrease compared with baseline | >50% decrease compared with baseline | >75% decrease compared with baseline OR renal replacement therapy |
| Definition criteria . | Acute kidney injury . | ||
|---|---|---|---|
| RIFLE class R . | RIFLE class I . | RIFLE class F . | |
| Creatinine | ≥1.5-fold increase compared with baseline | ≥2-fold increase compared with baseline | ≥3-fold increase compared with baseline or increase to ≥4 mg/dla |
| OR | OR | OR | |
| GFR | >25% decrease compared with baseline | >50% decrease compared with baseline | >75% decrease compared with baseline OR renal replacement therapy |
aIn setting of an increase of ≥0.5 mg/dl.
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