Machine Learning Models for Prediction of Acute Kidney Injury After Noncardiac Surgery

NCT ID: NCT06146829

Last Updated: 2024-04-10

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Total Enrollment

88367 participants

Study Classification

OBSERVATIONAL

Study Start Date

2023-11-27

Study Completion Date

2023-12-15

Brief Summary

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Acute kidney injury (AKI) is a common surgical complication characterized by a rapid decline in renal function. Patients with AKI are at an increased risk of developing chronic kidney disease and end-stage renal disease, which has been associated with an increased risk of morbidity, mortality and financial burdens. Identifying high-risk patients for postoperative AKI early can facilitate the development of preventive and therapeutic management strategies, and prediction models can be helpful in this regard.

The goal of this retrospective study is to develop prediction models for postoperative AKI in noncardiac surgery using machine learning algorithms, and to simplify the models by including only preoperative variables or only important predictors.

Detailed Description

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Conditions

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Postoperative Acute Kidney Injury

Study Design

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Observational Model Type

COHORT

Study Time Perspective

RETROSPECTIVE

Interventions

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no intervention

no intervention

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* Adult patients (age ≥ 18 years) who had a serum creatinine measurement within 10 days before surgery and at least one measurement within 7 days after surgery.
* Eligible surgeries encompassed general, thoracic, orthopedic, obstetric, gynecology, and neurosurgery procedures lasting longer than 1 hour

Exclusion Criteria

* Patients with concurrent cardiac, vascular, urological, or transplant surgeries.
* Patients with an American Society of Anesthesiologists (ASA) physical status V.
* Patients with end-stage renal disease (i.e., a glomerular filtration rate \[eGFR\] of 15 mL/min/1.73 m² or receiving hemodialysis).
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Rao Sun

OTHER

Sponsor Role lead

Responsible Party

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Rao Sun

Associate chief physician

Responsibility Role SPONSOR_INVESTIGATOR

Principal Investigators

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Rao Sun

Role: PRINCIPAL_INVESTIGATOR

Tongji Hospital

Locations

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Rao Sun

Wuhan, Hubei, China

Site Status

Countries

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China

References

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Sun R, Li S, Wei Y, Hu L, Xu Q, Zhan G, Yan X, He Y, Wang Y, Li X, Luo A, Zhou Z. Development of interpretable machine learning models for prediction of acute kidney injury after noncardiac surgery: a retrospective cohort study. Int J Surg. 2024 May 1;110(5):2950-2962. doi: 10.1097/JS9.0000000000001237.

Reference Type DERIVED
PMID: 38445452 (View on PubMed)

Other Identifiers

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TJH-20230608C

Identifier Type: -

Identifier Source: org_study_id

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