Table 2.
Overview of the most important clinical predictive models of post-surgical AKI
| Model name | CICSS | Cleveland clinic | STS | SRI | MCSPI | AKICS | NNECDSG | CLIN-RISK |
|---|---|---|---|---|---|---|---|---|
| First author | Chertow | Thakar | Mehta | Wijeysundera | Aronson | Palomba | Brown | Simonini |
| Year of study | 1987–1994 | 1993–2002 | 2002–2004 | 1999–2004 | 1996–2000 | 2003–2005 | 2001–2005 | 2009–2012 |
| Number of patients | 42,733 | 15,838 | 449,525 | 10,751 | 2381 | 603 | 8363 | 802 |
| Outcome (%) | AKI-D (1.1) | AKI-D (1.7) | AKI-D (1.4) | AKI-D (1.3) | AKI-ND (4.8) | AKI-ND (11) | AKI-ND (3) | AKI-ND (9.9) |
| ROC | 0.76 | 0.81 | 0.84 | 0.81 | 0.84 | 0.84 | 0.72 | 0.79 |
| Validation (ROC) | Yes (0.71–0.78) | Yes (0.66–0.86) | Yes (0.75–0.81) | Yes (0.73–0.79) | Yes# (0.80) | Yes# (0.85) | Yes (0.76) | No |
| Number of variables | 7 | 13 | 10 | 8 | 8 | 8 | 11 | 8 |
| Demographics | X | X | X | X | X | X | ||
| Clinical | X | X | X | X | X | X | X | X |
| Operation type | X | X | X | X | X | X | ||
| Intraoperative | X | X | ||||||
| Postoperative | X |
AKI-D AKI requiring dialysis, AKI-ND AKI not requiring dialysis, AKICS Acute Kidney Injury After Cardiac Surgery Score, CICSS Continuous Improvement in Cardiac Surgery Study, CLIN-RISK Clinical Risk Score for AKI, MCSPI Multicenter Study of Perioperative Ischemia Score, NNECDSG Northern New England Cardiovascular Disease Study Group Score, SRI simplified renal index, STS Society of Thoracic Surgeons Bedside Risk Tool
#Only internal validation