GNRI and PNI to predict short-term outcomes in older adults with multiple rib fractures
Official title: Association of the Geriatric Nutritional Risk Index and Prognostic Nutritional Index With Short-Term Clinical Outcomes in Older Adults With Multiple Rib Fractures Presenting to the Emergency Department After Isolated Blunt Thoracic Trauma: A Prospective Observational Cohort Study
Run by Ankara Etlik City Hospital · NCT07823712 · Data updated 2026-11-12
This study tests whether GNRI and PNI, calculated from routine data, can help predict short-term outcomes for adults 65 and older with several rib fractures after blunt chest trauma.
Quick facts
| Study type | Observational |
|---|---|
| Ages | 65 Years and up |
| Sex | All |
| Enrollment | 294 (estimated) |
| Sponsor | Ankara Etlik City Hospital Government |
| Locations | 1 site (Ankara, Ankara) |
| Status | Recruiting |
| Started | September 16, 2026 |
| Main results expected | September 2027 |
| Study ends | September 2027 |
| Registry record updated | September 17, 2026 |
| Trial ID | NCT07823712 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults aged 65 years or older with isolated blunt thoracic trauma and more than three radiologically confirmed rib fractures, presenting within the emergency department and able to provide consent.
✕Probably not a fit
Patients with penetrating trauma, single rib fracture, polytrauma, significant comorbidities affecting nutrition markers, or missing data may not benefit from the prognostic assessment.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This is a prospective, single-center, observational cohort study conducted in the Emergency Department at Ankara Etlik City Hospital. It will enroll adults aged 65 or older with isolated blunt thoracic trauma and more than three rib fractures, collecting routine clinical, laboratory, anthropometric, imaging, and follow-up data. The main goal is to see if GNRI and PNI can predict a composite short-term poor outcome, including death, ICU admission, ventilation, pneumonia, atelectasis, chest tube insertion, or hospital stay of seven days or more. Secondary analyses will look at the individual components of the composite outcome. No experimental interventions are used beyond standard care.
Why it matters
Potential benefit: If successful, GNRI and PNI could help clinicians identify high-risk patients early and tailor monitoring and care accordingly.
How similar studies have gone: Other studies have shown the prognostic value of nutritional indices in trauma and older populations, but this study applies GNRI and PNI specifically to isolated rib fracture scenarios in older adults.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: 1. Age 65 years or older. 2. Presentation to the emergency department with blunt thoracic trauma. 3. More than three rib fractures confirmed by thoracic computed tomography or another appropriate radiologic method. 4. Isolated thoracic trauma without major extra-thoracic injury. 5. Serum albumin level, total lymphocyte count, height, and weight available within the first 24 hours after presentation. 6. Written informed consent obtained from the patient or the legally authorized representative. Exclusion Criteria: 1. Penetrating thoracic trauma. 2. Single rib fracture. 3. Intubation at presentation. 4. Polytrauma or major extra-thoracic injury. 5. Known advanced liver failure, nephrotic syndrome, end-stage renal disease, or hematologic disease that may substantially affect albumin or lymphocyte levels. 6. Active malignancy or cachexia related to advanced malignancy. 7. Missing data. 8. Refusal to participate in the study.
Where it's running
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Ankara Etlik City Hospital, Department of Emergency Medicine
Ankara, Ankara, Turkey (Türkiye) Recruiting
Study contacts
- Study coordinator: Tuğba Sanalp Menekşe, MD
- Email: tugba.sanalp@hotmail.com
- Phone: +90 551 414 64 22
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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.