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CALLY Index, Frailty and SOFA-2 for Mortality Prediction in Geriatric ICU Patients (CALLY-FS)

6. maj 2026 opdateret af: tugba yesilyurt dogu, Istanbul University - Cerrahpasa

Prognostic Value of CALLY Index, Frailty and SOFA-2 Score for Mortality in Geriatric Intensive Care Patients: A Prospective Cohort Study

This study aims to evaluate the prognostic value of the C-reactive protein-albumin-lymphocyte (CALLY) index, Clinical Frailty Scale (CFS), and SOFA-2 score in predicting mortality among geriatric intensive care unit (ICU) patients.

The primary outcome is ICU mortality. Secondary outcomes include 28-day mortality, ICU length of stay, duration of mechanical ventilation, need for renal replacement therapy, and vasopressor requirement.

The study also investigates whether the combined use of these parameters improves predictive performance compared to conventional scoring systems such as APACHE II.

Studieoversigt

Status

Rekruttering

Intervention / Behandling

Detaljeret beskrivelse

This is a single-center, prospective observational cohort study including patients aged ≥65 years admitted to the intensive care unit.

Demographic characteristics, comorbidities, frailty status (Clinical Frailty Scale), and severity scores (SOFA-2, APACHE II) will be recorded. Laboratory parameters including C-reactive protein, albumin, and lymphocyte count will be used to calculate the CALLY index within the first 24 hours of ICU admission.

Patients will be followed for ICU mortality and 28-day mortality. Additional outcomes include ICU and hospital length of stay, duration of mechanical ventilation, vasopressor requirement, and need for renal replacement therapy.

Statistical analyses will include logistic regression and receiver operating characteristic (ROC) curve analysis to evaluate the predictive performance of each parameter and their combined use.

Undersøgelsestype

Observationel

Tilmelding (Anslået)

100

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiekontakt

Studiesteder

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

  • Ældre voksen

Tager imod sunde frivillige

Ingen

Prøveudtagningsmetode

Ikke-sandsynlighedsprøve

Studiebefolkning

Geriatric patients (aged ≥65 years) admitted to the intensive care unit.

Beskrivelse

Inclusion Criteria:

  • Age ≥65 years
  • Admission to the intensive care unit
  • Availability of required clinical and laboratory data within the first 24 hours of ICU admission

Exclusion Criteria:

  • Death within the first 24 hours after ICU admission
  • Missing key clinical or laboratory data
  • Terminal malignancy receiving palliative care

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

Kohorter og interventioner

Gruppe / kohorte
Intervention / Behandling
Geriatric ICU patients
Geriatric patients (aged ≥65 years) admitted to the intensive care unit will be included as a single observational cohort. All participants will be evaluated for CALLY index, frailty status, and SOFA-2 score within the first 24 hours of ICU admission.
No intervention is applied.This is an observational study in which patients receive standart clinical care.

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
ICU Mortality
Tidsramme: From ICU admission until ICU discharge or death, assessed up to 28 days
All-cause mortality occurring during the intensive care unit stay.
From ICU admission until ICU discharge or death, assessed up to 28 days

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
28-day Mortality
Tidsramme: 28 days
All-cause mortality within 28 days after ICU admission.
28 days
ICU Length of Stay
Tidsramme: From ICU admission until ICU discharge or death, assessed up to 28 days
Duration of stay in the intensive care unit, measured in days.
From ICU admission until ICU discharge or death, assessed up to 28 days
Hospital Length of Stay
Tidsramme: From hospital admission until hospital discharge or death, assessed up to 28 days
Total length of hospital stay, measured in days.
From hospital admission until hospital discharge or death, assessed up to 28 days
Duration of Mechanical Ventilation
Tidsramme: From initiation of invasive mechanical ventilation until discontinuation, assessed up to 28 days
Total duration of invasive mechanical ventilation, measured in days.
From initiation of invasive mechanical ventilation until discontinuation, assessed up to 28 days
Vasopressor Requirement
Tidsramme: From ICU admission until ICU discharge or death, assessed up to 28 days
Requirement for vasopressor support at any time during ICU stay.
From ICU admission until ICU discharge or death, assessed up to 28 days
Renal Replacement Therapy Requirement
Tidsramme: From ICU admission until ICU discharge or death, assessed up to 28 days
Requirement for renal replacement therapy (RRT) during ICU stay.
From ICU admission until ICU discharge or death, assessed up to 28 days

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Datoer for undersøgelser

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Studer store datoer

Studiestart (Faktiske)

30. april 2026

Primær færdiggørelse (Anslået)

30. juni 2026

Studieafslutning (Anslået)

10. juli 2026

Datoer for studieregistrering

Først indsendt

30. april 2026

Først indsendt, der opfyldte QC-kriterier

6. maj 2026

Først opslået (Faktiske)

12. maj 2026

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

12. maj 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

6. maj 2026

Sidst verificeret

1. april 2026

Mere information

Begreber relateret til denne undersøgelse

Plan for individuelle deltagerdata (IPD)

Planlægger du at dele individuelle deltagerdata (IPD)?

INGEN

IPD-planbeskrivelse

Individual participant data will not be publicly available due to institutional and ethical restrictions.

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