Clinical trial registry record

Correlation of Preoperative Global Olfactory Function With Frailty, Perioperative Neurocognitive Disorders and Mortality

A registered study indexed because it matched monitored longevity research terms. Registry status: Completed. Registration does not establish safety or effectiveness.

Plain-language guide

Five questions to ask about this record

What this is
A clinical study registration, not a result or recommendation.
Why it may matter
The registry currently reports Completed.
Evidence
Registered phase not reported study.
Main limitation
Registration does not prove that the intervention works, is safe, or is available to you.
What changed
Registry metadata was last updated January 15, 2025.
Where to verify
Open the primary registry below for eligibility, locations, contacts, and current status.
Registry ID
NCT04761458
Last registry update
January 15, 2025
Status
Completed
Phase
Phase not reported
Sponsor
Cliniques universitaires Saint-Luc- Université Catholique de Louvain
Enrollment
215
Countries
Belgium
Match confidence
100%
Source feed
ClinicalTrials.gov
Automated source synopsis

A registered study indexed because it matched monitored longevity research terms. Registry status: Completed. Registration does not establish safety or effectiveness.

Evidence snapshot

What the source actually supports

Evidence stage
Phase not reported
Study design
NA · SINGLE GROUP · SCREENING · NONE
Evidence population
Human clinical study registration
Participants
215
Population
ALL · 65 Years
Duration
2021-03-01 to 2023-12-22
Intervention
Olfactory function testing; Edmonton Frail Scale; Clinical Frailty Scale; Neuropsychological test battery
Comparator
Not reported
Outcomes measured
Prevalence of frailty assessed by the Edmonton Frail Scale — Preoperative period (within 3 months before surgery); Prevalence of frailty assessed by the Clinical Frailty Scale — Preoperative period (within 3 months before surgery); Incidence of postoperative complications — Up to 1 year postoperatively; Incidence of mortality — Up to 1 year postoperatively; Prevalence of preoperative neurocognitive disorder — Preoperative period (within 3 months before surgery); Incidence of postoperative neurocognitive disorder — From 6 weeks to 12 weeks postoperatively
Reported result
No reusable finding-level result is available in this record.

Main limitationThis is a study registration. No reusable structured result is available here, so it cannot show whether the intervention worked or was safe.

Safety and approvalEligibility, adverse-event details, and clinical decisions must be checked in the official registry and with qualified clinicians. Trial registration is not regulatory approval and does not establish that an intervention is available.

Source supportStructured registry protocol metadata; no finding-level conclusion is generated.

Trial stage · Phase not reportedA trial phase describes development stage; it does not establish a positive result.
Phase 1Phase 2Phase 3Phase 4

Registration and recruitment status do not establish safety, efficacy, or regulatory approval.

Why this record appears here · 100% topic match

The title, summary, or source keywords matched one or more topics followed by immortal.life. A higher percentage means a stronger topic match; it does not rate safety, effectiveness, or study quality.

  • Frailty · 100%Title contains controlled term: frailty. Abstract contains controlled term: frailty. Source terminology contains: frailty. Title supplies longevity context: frailty, frail. Study type is explicitly identified as INTERVENTIONAL.

Automated source check 100% · update recency 65%. These figures help sort records; they are not medical ratings.

frailty
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