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Peer-Learning Versus Physician-Led POCUS Training for Nurse Practitioners in Integrative Volume Status Assessment

16 juni 2026 bijgewerkt door: National Taiwan University Hospital

Feasibility of a Peer-Learning Ultrasound Program to Enhance Nurse Practitioners' Competence in Integrative Volume Status Assessment

This study aims to develop and evaluate a peer-led training program specifically designed for Nurse Practitioners (NPs) to acquire Point-of-Care Ultrasound (POCUS) skills. POCUS, known for its non-invasive nature and real-time imaging capability, has been widely applied in clinical fluid status assessment and plays a pivotal role in enhancing diagnostic efficiency and quality of care. However, current POCUS training resources for NPs in Taiwan remain insufficient, limiting their clinical application and professional visibility. Using a quasi-experimental design, this study investigates the effectiveness of peer-led instruction in strengthening image interpretation, clinical reasoning, and self-efficacy among NPs. The ultimate goal is to establish an evidence-based, nursing-oriented POCUS education model to fill existing gaps in the training system and elevate the role of NPs in multidisciplinary care.

Studie Overzicht

Gedetailleerde beschrijving

This quasi-experimental study aims to compare two instructional models-physician-led versus peer NP-led POCUS training-and their effects on learners' outcomes and clinical skill performance.

Methods:

Sixty NPs, either in practice or under training, will be recruited and non-randomly assigned to either the experimental group (peer-led instruction) or the control group (physician-led instruction), based on their course availability, simulating real-world clinical education allocation:

  • Experimental group: Hands-on training led by NPs who have completed a structured POCUS curriculum and passed both teaching and practical assessments.
  • Control group: Hands-on training delivered by specialist physicians.

To ensure the quality and standardization of instructional delivery and operational procedures, two groups of nurse practitioners received the training program in separate cohorts. The educational intervention was structured into two phases: the first phase consisted of a two-hour online course covering fundamental ultrasound theory, relevant anatomical structures, and key points in clinical application; the second phase was a four-hour in-person hands-on workshop focusing on clinical scanning techniques and image interpretation skills. The instructional content encompassed five core structures: (1) inferior vena cava (IVC) assessment, (2) pleural effusion detection, (3) ascites identification, (4) hydronephrosis evaluation, and (5) bladder volume estimation and urinary retention interpretation.

Participants completed a pre-test prior to the training, a first post-test immediately after the course, and a second post-test three months later. The assessment tools included: (1) a POCUS knowledge questionnaire, (2) a self-confidence scale, (3) an image interpretation assessment, and (4) an Objective Structured Clinical Examination (OSCE).

Studietype

Ingrijpend

Inschrijving (Geschat)

60

Fase

  • Niet toepasbaar

Contacten en locaties

In dit gedeelte vindt u de contactgegevens van degenen die het onderzoek uitvoeren en informatie over waar dit onderzoek wordt uitgevoerd.

Studiecontact

  • Naam: Chiang-Yi Chen, master
  • Telefoonnummer: +886928124530
  • E-mail: a865292@gmail.com

Studie Locaties

    • Taipei
      • Taipei, Taipei, Taiwan, 100
        • National Taiwan University Hospital
        • Contact:

Deelname Criteria

Onderzoekers zoeken naar mensen die aan een bepaalde beschrijving voldoen, de zogenaamde geschiktheidscriteria. Enkele voorbeelden van deze criteria zijn iemands algemene gezondheidstoestand of eerdere behandelingen.

Geschiktheidscriteria

Leeftijden die in aanmerking komen voor studie

  • Volwassen
  • Oudere volwassene

Accepteert gezonde vrijwilligers

Ja

Beschrijving

Inclusion Criteria:

Participants aged 18 years or older. Licensed nurse practitioners or nurse practitioner trainees currently enrolled in an accredited nurse practitioner training program.

Able to understand the study procedures and provide written informed consent. Able to participate in the complete training program and study assessments, including baseline, post-training, and 1-month follow-up assessments.

No prior formal POCUS training, or only limited basic exposure without systematic training experience.

Exclusion Criteria:

Participants who have previously completed a formal point-of-care ultrasound training program.

Participants who are unable to complete the full training program or study assessment procedures.

-

Studie plan

Dit gedeelte bevat details van het studieplan, inclusief hoe de studie is opgezet en wat de studie meet.

Hoe is de studie opgezet?

Ontwerpdetails

  • Primair doel: Ondersteunende zorg
  • Toewijzing: Gerandomiseerd
  • Interventioneel model: Parallelle opdracht
  • Masker: Geen (open label)

Wapens en interventies

Deelnemersgroep / Arm
Interventie / Behandeling
Experimenteel: Nurse Practitioner-Led Peer Teaching Group
Participants in this arm will receive a structured POCUS training program delivered by trained nurse practitioner instructors. The intervention includes a 2-hour online course covering basic ultrasound principles, relevant anatomy, and clinical applications, followed by a 4-hour hands-on practice session focused on integrative volume status assessment, including IVC, pleural effusion, ascites, hydronephrosis, and bladder assessment.
Participants will receive a structured point-of-care ultrasound training program delivered by trained nurse practitioner instructors. The program includes a 2-hour online lecture and a 4-hour hands-on practice session. Training focuses on integrative volume status assessment, including ultrasound evaluation of the inferior vena cava, pleural effusion, ascites, hydronephrosis, and bladder volume or urinary retention.
Actieve vergelijker: Experimental
Participants in this group will receive the same structured POCUS training program delivered by trained physician instructors. The program includes a 2-hour online lecture and a 4-hour hands-on practice session focused on integrative volume status assessment, including inferior vena cava, pleural effusion, ascites, hydronephrosis, and bladder assessment.
Participants will receive a structured point-of-care ultrasound training program delivered by trained nurse practitioner instructors. The program includes a 2-hour online lecture and a 4-hour hands-on practice session. Training focuses on integrative volume status assessment, including ultrasound evaluation of the inferior vena cava, pleural effusion, ascites, hydronephrosis, and bladder volume or urinary retention.

Wat meet het onderzoek?

Primaire uitkomstmaten

Uitkomstmaat
Maatregel Beschrijving
Tijdsspanne
Change in POCUS Clinical Performance Score
Tijdsspanne: Baseline, immediately after the training program, and 1 month after the training program
POCUS clinical performance will be assessed using an Objective Structured Clinical Examination (OSCE). Participants will be evaluated on ultrasound probe positioning, image acquisition, anatomical identification, clinical interpretation, and integration of findings for volume status assessment, including inferior vena cava, pleural effusion, ascites, hydronephrosis, and bladder assessment. Higher scores indicate better clinical performance.
Baseline, immediately after the training program, and 1 month after the training program

Secundaire uitkomstmaten

Uitkomstmaat
Maatregel Beschrijving
Tijdsspanne
Change in POCUS Knowledge Score
Tijdsspanne: Baseline, immediately after the training program, and 1 month after the training program
POCUS knowledge will be assessed using a structured 10-item questionnaire covering basic ultrasound principles, organ identification, and clinical applications. Higher scores indicate better POCUS knowledge.
Baseline, immediately after the training program, and 1 month after the training program

Medewerkers en onderzoekers

Hier vindt u mensen en organisaties die betrokken zijn bij dit onderzoek.

Studie record data

Deze datums volgen de voortgang van het onderzoeksdossier en de samenvatting van de ingediende resultaten bij ClinicalTrials.gov. Studieverslagen en gerapporteerde resultaten worden beoordeeld door de National Library of Medicine (NLM) om er zeker van te zijn dat ze voldoen aan specifieke kwaliteitscontrolenormen voordat ze op de openbare website worden geplaatst.

Bestudeer belangrijke data

Studie start (Geschat)

2 augustus 2026

Primaire voltooiing (Geschat)

30 oktober 2026

Studie voltooiing (Geschat)

30 november 2026

Studieregistratiedata

Eerst ingediend

16 juni 2026

Eerst ingediend dat voldeed aan de QC-criteria

16 juni 2026

Eerst geplaatst (Werkelijk)

22 juni 2026

Updates van studierecords

Laatste update geplaatst (Werkelijk)

22 juni 2026

Laatste update ingediend die voldeed aan QC-criteria

16 juni 2026

Laatst geverifieerd

1 juni 2026

Meer informatie

Termen gerelateerd aan deze studie

Andere studie-ID-nummers

  • 202507102RINE

Informatie over medicijnen en apparaten, studiedocumenten

Bestudeert een door de Amerikaanse FDA gereguleerd geneesmiddel

Nee

Bestudeert een door de Amerikaanse FDA gereguleerd apparaatproduct

Nee

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