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Development and validation of a predictive model for cirrhosis-related AKI based on interpretable machine learning and stacking ensemble technique

Development and validation of a predictive model for cirrhosis-related AKI based on interpretable machine learning and stacking ensemble technique

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600122238
Enrollment
Unknown
Registered
2026-04-10
Start date
2026-04-10
Completion date
Unknown
Last updated
2026-04-14

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Cirrhosis-related AKI

Interventions

Model development cohort:NA
External prospective validation cohort:NA
External retrospective validation cohort:NA

Sponsors

Hefei First People's Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1.Age = 18 years, no gender restriction; 2.The clinical diagnosis meets the criteria for liver cirrhosis, which can be based on histology (pseudolobule formation confirmed by liver biopsy), imaging (ultrasound, CT, or MRI showing signs of cirrhosis); 3.Hospital stay = 48 hours, with complete clinical data at admission. 4. The cause of cirrhosis is not limited (including viral, alcoholic, autoimmune, cryptogenic, etc.), and there is no diagnosis of acute kidney injury before enrollment.

Exclusion criteria

Exclusion criteria: 1.Severe missing clinical data (missing rate > 20%); 2.Concomitant severe cardiopulmonary disease or primary hematologic disease; 3.Previous liver or kidney transplantation; 4.Concomitant hepatocellular carcinoma or tumors in other sites; 5.Previously diagnosed with chronic kidney disease or already requiring renal replacement therapy; 6.Recently used nephrotoxic drugs definitively; 7.Diagnosed with acute kidney injury (AKI) prior to admission, or AKI caused by other etiologies; 8.Age < 18 years; 9.Pregnant or lactating women; 10. Admission time < 48 hours; 11. Only one blood creatinine test value.

Design outcomes

Primary

MeasureTime frame
Area under the receiver operating characteristic curve (AUC-ROC);Cirrhosis-associated acute kidney injury during hospitalization;Calibration curve;Decision curve analysis;

Secondary

MeasureTime frame
Laboratory test data (blood routine test, liver and kidney function, electrolytes, blood glucose, blood lipids, coagulation function, etc.);Demographic indicators (gender, age, medical history, smoking and drinking history, etc.);

Countries

China

Contacts

Public ContactXu Hexiang

Hefei First People's Hospital

xuhe860814@163.com+86 551 6218 3518

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Apr 17, 2026