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Impact of Perioperative Antibiotic Use on Surgical Scarring (PASS)

30 luglio 2026 aggiornato da: Nanfang Hospital, Southern Medical University

Perioperative Antibiotic Use and Its Impact on Postoperative Scarring: A Retrospective Study

This retrospective observational cohort study will evaluate whether perioperative antibiotic use is associated with long-term surgical scar outcomes. The study will include adult patients who underwent body surface surgery at Nanfang Hospital between January 1, 2005 and January 1, 2025 and have available surgical, medication, and scar-related clinical records.

The study will not assign participants to any treatment. Researchers will review existing medical records, perioperative antibiotic exposure, surgical characteristics, complications, and scar assessments or photographs. Scar outcomes will be assessed using modified visual analogue scale scores, scar width, scar type, and scar-related complications.

Panoramica dello studio

Stato

Non ancora reclutamento

Condizioni

Intervento / Trattamento

Tipo di studio

Osservativo

Iscrizione (Stimato)

5000

Contatti e Sedi

Questa sezione fornisce i recapiti di coloro che conducono lo studio e informazioni su dove viene condotto lo studio.

Contatto studio

  • Nome: Gaofeng Wang, Principal Investigator
  • Numero di telefono: +86 13242749806
  • Email: Wenzhenli0526@163.com

Luoghi di studio

    • Guangdong
      • Guangzhou, Guangdong, Cina, 510515
        • Nanfang Hospital, Southern Medical University
        • Contatto:

Criteri di partecipazione

I ricercatori cercano persone che corrispondano a una certa descrizione, chiamata criteri di ammissibilità. Alcuni esempi di questi criteri sono le condizioni generali di salute di una persona o trattamenti precedenti.

Criteri di ammissibilità

Età idonea allo studio

  • Adulto
  • Adulto più anziano

Accetta volontari sani

No

Metodo di campionamento

Campione non probabilistico

Popolazione di studio

The study population will include adult patients who underwent body surface surgery at Nanfang Hospital between January 1, 2005 and January 1, 2025, developed a linear surgical incision scar, and later presented to the Department of Plastic Surgery for scar-related care. Eligible patients must have available surgical records, perioperative medication records, and scar outcome information.

Descrizione

Inclusion Criteria:

  • Age 18 years or older.
  • Underwent body surface surgery at Nanfang Hospital between January 1, 2005 and January 1, 2025, with a linear surgical incision scar.
  • Presented to the Department of Plastic Surgery at Nanfang Hospital for surgical scar-related care.
  • Had no medical encounter record at Nanfang Hospital from January 1, 2025 to the time of study screening.
  • Available clear surgical records and perioperative medication records.

Exclusion Criteria:

  • Known tendency for pathological scarring or scar constitution.
  • History of chronic skin disease in the surgical area, such as psoriasis or eczema.
  • Uncontrolled diabetes mellitus, malnutrition, hypoalbuminemia, or long-term use of immunosuppressive agents or glucocorticoids.
  • Target scar received any scar-specific treatment after surgery, such as laser therapy, radiotherapy, drug injection, or surgical revision.

Piano di studio

Questa sezione fornisce i dettagli del piano di studio, compreso il modo in cui lo studio è progettato e ciò che lo studio sta misurando.

Come è strutturato lo studio?

Dettagli di progettazione

Coorti e interventi

Gruppo / Coorte
Intervento / Trattamento
Retrospective Surgical Scar Cohort
Adult patients who underwent body surface surgery at Nanfang Hospital between January 1, 2005 and January 1, 2025 and have available surgical records, perioperative medication records, and scar outcome information.
Patterns of perioperative antibiotic use documented in existing medical records, including timing, indication, antibiotic type, duration, frequency, and route of administration. No antibiotic treatment will be assigned or provided by the study.

Cosa sta misurando lo studio?

Misure di risultato primarie

Misura del risultato
Misura Descrizione
Lasso di tempo
Overall Scar Appearance Score Assessed Using a Modified Visual Analogue Scale
Lasso di tempo: Scar photographs were taken during postoperative clinical follow-up, with an overall range from 3 months to 20 years after surgery. Given the wide span, the assessments will be stratified and reported according to the actual time of photography, for exam
Overall scar appearance will be evaluated from scar photographs by three blinded physicians or trained study personnel using a modified visual analogue scale. Scores range from 1 to 10, with 1 indicating appearance similar to normal skin and 10 indicating the worst imaginable scar appearance.
Scar photographs were taken during postoperative clinical follow-up, with an overall range from 3 months to 20 years after surgery. Given the wide span, the assessments will be stratified and reported according to the actual time of photography, for exam

Misure di risultato secondarie

Misura del risultato
Misura Descrizione
Lasso di tempo
Scar Color Score Assessed Using a Modified Visual Analogue Scale
Lasso di tempo: Scar photographs were taken during postoperative clinical follow-up, with an overall range from 3 months to 20 years after surgery. Given the wide span, the assessments will be stratified and reported according to the actual time of photography, for exam
Scar color will be evaluated from scar photographs by three blinded physicians or trained study personnel using a modified visual analogue scale. Scores range from 1 to 10, with lower scores indicating color more similar to normal skin and higher scores indicating worse scar color.
Scar photographs were taken during postoperative clinical follow-up, with an overall range from 3 months to 20 years after surgery. Given the wide span, the assessments will be stratified and reported according to the actual time of photography, for exam
Scar Texture Score Assessed Using a Modified Visual Analogue Scale
Lasso di tempo: Scar photographs were taken during postoperative clinical follow-up, with an overall range from 3 months to 20 years after surgery. Given the wide span, the assessments will be stratified and reported according to the actual time of photography, for exam
Scar texture will be evaluated from scar photographs by three blinded physicians or trained study personnel using a modified visual analogue scale. Scores range from 1 to 10, with lower scores indicating texture more similar to normal skin and higher scores indicating worse scar texture.
Scar photographs were taken during postoperative clinical follow-up, with an overall range from 3 months to 20 years after surgery. Given the wide span, the assessments will be stratified and reported according to the actual time of photography, for exam
Scar Width
Lasso di tempo: Scar photographs were taken during postoperative clinical follow-up, with an overall range from 3 months to 20 years after surgery. Given the wide span, the assessments will be stratified and reported according to the actual time of photography, for exam
Scar width will be calculated from scar photographs by outlining the scar boundary and using ImageJ to measure scar area and scar length. Scar width will be calculated as scar area divided by scar length.
Scar photographs were taken during postoperative clinical follow-up, with an overall range from 3 months to 20 years after surgery. Given the wide span, the assessments will be stratified and reported according to the actual time of photography, for exam
Scar-Related Complications
Lasso di tempo: Postoperative days 0 to 30 (inclusive). The timing of each complication was determined from medical records.
Scar-related complications will be identified from medical records and scar assessments, including wound dehiscence, suture reaction, necrosis, hematoma, infection, persistent itching, persistent pain, and sensory abnormalities.
Postoperative days 0 to 30 (inclusive). The timing of each complication was determined from medical records.

Collaboratori e investigatori

Qui è dove troverai le persone e le organizzazioni coinvolte in questo studio.

Sponsor

Studiare le date dei record

Queste date tengono traccia dell'avanzamento della registrazione dello studio e dell'invio dei risultati di sintesi a ClinicalTrials.gov. I record degli studi e i risultati riportati vengono esaminati dalla National Library of Medicine (NLM) per assicurarsi che soddisfino specifici standard di controllo della qualità prima di essere pubblicati sul sito Web pubblico.

Studia le date principali

Inizio studio (Stimato)

3 agosto 2026

Completamento primario (Stimato)

15 agosto 2026

Completamento dello studio (Stimato)

15 agosto 2026

Date di iscrizione allo studio

Primo inviato

23 luglio 2026

Primo inviato che soddisfa i criteri di controllo qualità

30 luglio 2026

Primo Inserito (Effettivo)

3 agosto 2026

Aggiornamenti dei record di studio

Ultimo aggiornamento pubblicato (Effettivo)

3 agosto 2026

Ultimo aggiornamento inviato che soddisfa i criteri QC

30 luglio 2026

Ultimo verificato

1 luglio 2026

Maggiori informazioni

Termini relativi a questo studio

Altri numeri di identificazione dello studio

  • NFEC-2026-164
  • MR-44-26-022534 (Altro identificatore: National Health Commission, China)

Piano per i dati dei singoli partecipanti (IPD)

Hai intenzione di condividere i dati dei singoli partecipanti (IPD)?

NO

Informazioni su farmaci e dispositivi, documenti di studio

Studia un prodotto farmaceutico regolamentato dalla FDA degli Stati Uniti

No

Studia un dispositivo regolamentato dalla FDA degli Stati Uniti

No

Queste informazioni sono state recuperate direttamente dal sito web clinicaltrials.gov senza alcuna modifica. In caso di richieste di modifica, rimozione o aggiornamento dei dettagli dello studio, contattare register@clinicaltrials.gov. Non appena verrà implementata una modifica su clinicaltrials.gov, questa verrà aggiornata automaticamente anche sul nostro sito web .