Pneumonia After Heart Surgery: Can AI Predict It?
Official title: Hospital-acquired Pneumonia After Cardiovascular Surgery (CS): the Prediction and Assessment of Long-term Cardiovascular and Pulmonary Outcomes With Artificial Intelligence (AI) - (PNEUMONIA-CS-AI)
Run by Tomsk National Research Medical Center of the Russian Academy of Sciences · NCT07745491 · Data updated 2026-11-12
This study tests whether artificial intelligence can predict hospital-acquired pneumonia after heart surgery and whether pneumonia can indicate higher risk of future heart and lung problems.
Quick facts
| Study type | Observational |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 700 (estimated) |
| Sponsor | Tomsk National Research Medical Center of the Russian Academy of Sciences Academic / other |
| Locations | 1 site (Tomsk) |
| Status | Recruiting |
| Started | July 29, 2026 |
| Main results expected | October 30, 2026 |
| Study ends | September 30, 2028 |
| Registry record updated | August 11, 2026 |
| Trial ID | NCT07745491 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults (18+) undergoing current hospitalization for cardiac or vascular surgery who consent to anonymized data use.
✕Probably not a fit
Patients who do not develop pneumonia or who do not experience the composite outcomes may see no direct benefit from the predictive tools.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This multicenter, prospective observational study will collect data from adults undergoing cardiac or vascular surgery to develop personalized AI-based risk calculators for post-surgical pneumonia and for a 1-year composite cardiovascular and pulmonary outcome. It will apply machine learning methods to identify risk factors and predict pneumonia development, aiming to support clinical decision-making with individualized risk estimates. No experimental treatments will be used; data analysis will be performed on anonymized patient records in accordance with approved medical care standards. The study involves three centers in Tomsk, Russia, and does not include interventional protocols beyond standard care.
Why it matters
Potential benefit: If successful, clinicians could tailor preventive strategies and post-operative care based on individual risk, potentially reducing pneumonia rates and improving long-term cardiovascular and pulmonary outcomes.
How similar studies have gone: Prior research in AI-based prediction for post-surgical complications has shown promise in some settings, but this specific pneumonia-after-cardiac-surgery and 1-year composite outcomes approach is not yet established.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Age ≥ 18 years; * Cardiac and/or vascular surgical intervention during the current hospitalization; * Signed informed consent from the patient for the use of their anonymized data for scientific purposes. Exclusion Criteria: * Use of systemic antibacterial drugs within 30 days prior to the surgical intervention; * Prescription of systemic antibacterial drugs during the hospitalization period for any indication other than hospital-acquired pneumonia; * HIV infection.
Where it's running
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Cardiology Research Institute, Tomsk National Research Medical Center, Russian Academy of Sciences, Tomsk, Russia
Tomsk, Russia Recruiting
Study contacts
- Principal investigator: Tatiana P. Kalashnikova, MD, PhD — Cardiology Research Institute of Tomsk NRMC
- Study coordinator: Alla A. Boshchenko, MD, PhD, DSc
- Email: bosh@cardio-tomsk.ru
- Phone: + 7 (3822)-909055
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.