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Effect of Postextubation High-Flow Nasal Cannula vs Noninvasive Ventilation in Patients With Hypercapnic COPD (COPD)

Effect of Postextubation High-Flow Nasal Cannula vs Noninvasive Ventilation on Reintubation and Postextubation Respiratory Failure in Patients With Hypercapnic COPD,a Randomized Controlled Trial

To test if high-flow conditioned oxygen therapy is noninferior to NIV for preventing postextubation respiratory failure and reintubation in patients with hypercapnic COPD, investigators plan to conduct the participants level, 1:1 randomized trial at the respiratory ICU. Participants were randomized to undergo either high-flow conditioned oxygen therapy or noninvasive mechanical ventilation after extubation. Primary outcomes were reintubation and postextubation respiratory failure within 72 hours. Secondary outcomes included length of RICU stay after extubation and mortality; partial pressure of arterial carbon dioxide.

Studieoversigt

Undersøgelsestype

Interventionel

Tilmelding (Faktiske)

100

Fase

  • Ikke anvendelig

Kontakter og lokationer

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

Studiesteder

    • Hunan
      • Changsha, Hunan, Kina, 410008
        • Xiangya Hospital

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

  • Barn
  • Voksen
  • Ældre voksen

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria:

  • Clinical diagnosis of AECOPD
  • Extubation must be performed after 48 hours of invasive ventilation
  • Must be treated sequentially with HFNC or NIV after extubation
  • PaCO2≥50mmHg when extubation
  • Positive End Expiratory Pressure (PEEP) ≤8cmH2O (1cmH2O=0.098 kPa) when extubation

Exclusion Criteria:

  • Do-not-intubate
  • Tracheostomies
  • Accidental extubation
  • Self-extubation

Studieplan

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

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Behandling
  • Tildeling: Randomiseret
  • Interventionel model: Parallel tildeling
  • Maskning: Enkelt

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Andet: High-Flow Nasal Cannula
High-flow oxygen was applied immediately after extubation through specific nasal cannula.
High-flowoxygenwas applied immediately after extubation through specific nasal cannula. Flow was initially set at 10 L/min and titrated upwards in 5-L/min steps until patients experienced discomfort.Temperature was initially set to 37°C, unless reported too hot by patients, and FIO2 was regularly adjusted to the target peripheral capillary oxygen saturation (SPO2) of greater than 92%. After 24 hours, high-flow was stopped and, if necessary, patients received conventional oxygen therapy.
Andet: Noninvasive Ventilation
Noninvasive Ventilation was applied immediately after extubation.
Full face mask NIV was continuously delivered immediately after extubation for a scheduled period of 24 hours after extubation. Afterward, NIV was withdrawn and oxygen was administered by Venturi mask.Both PEEP and inspiratory pressure supportwere adjusted to target a respiratory rate of 25/min and adequate gas exchange (arterial oxygen saturation [SaO2] 92%, with pH of 7.35). The FIO2 was adjusted to maintain SPO2 at less than 92%. Sedatives to increase tolerance to NIV were not allowed.

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Rate of reintubation
Tidsramme: Within 72 hours after extubation
The proportion of patients requiring reintubation within 72 hours after extubation
Within 72 hours after extubation

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
RICU length of stay after extubation
Tidsramme: From date of extubation until the date of discharging from the RICU up to 28 days
Length of time from extubation to discharging from the RICU
From date of extubation until the date of discharging from the RICU up to 28 days
Mortality
Tidsramme: Within 28 days after extubation
Mortality after extubation
Within 28 days after extubation
Partial pressure of arterial carbon dioxide
Tidsramme: Within 24 hours before extubation and within 72 hours after extubation
Partial pressure of arterial carbon dioxide tested at the appointed time
Within 24 hours before extubation and within 72 hours after extubation

Samarbejdspartnere og efterforskere

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

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Faktiske)

1. maj 2016

Primær færdiggørelse (Forventet)

31. december 2019

Studieafslutning (Forventet)

31. december 2019

Datoer for studieregistrering

Først indsendt

13. april 2019

Først indsendt, der opfyldte QC-kriterier

24. april 2019

Først opslået (Faktiske)

26. april 2019

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

26. april 2019

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

24. april 2019

Sidst verificeret

1. december 2018

Mere information

Begreber relateret til denne undersøgelse

Yderligere relevante MeSH-vilkår

Andre undersøgelses-id-numre

  • 261358454

Plan for individuelle deltagerdata (IPD)

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UBESLUTET

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

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