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The UK 22 Week Study

23 juni 2026 uppdaterad av: Imperial College London

Clinical Management and Short-Term Outcomes of Neonates Born at 22 Weeks in the UK (The 22 Week Study)

In the UK, babies born at 22 weeks of pregnancy have only been offered survival-focused care (sometimes called resuscitation or stabilisation) since 2019. Very few babies are born this early each year and sadly a lot of them do not survive. Therefore, healthcare teams don't have much information about this new population of tiny babies and there is much to learn about how they respond, the problems they face and the best way for intensive care units to look after them.

This study aims to collect information available in babies' medical notes, analyse it and share learning to start improving this knowledge. There will be no changes to the babies' care, only observation of what happens.

A small team of doctors and nurse practitioners who have/are looking after a baby, will put a small amount of selected information, without 'identifiers' such as the baby's name, date of birth or hospital number, onto a secure database platform at Imperial College London (a university).

Researchers will analyse the information from all the babies around the UK together to look for trends and to describe common things that happen to them, as well as their outcomes.

Parents will be made aware this information is being collected and used through a leaflet. It will not be possible to identify an individual baby in the results.

The investigators are aiming for around 45 hospitals across the UK to participate. Babies born at 22 weeks gestation, who are attended to at birth by a neonatal team (or admitted) at an intensive care site over a 12-month period will be included. While collecting this information will not impact the babies included, it may help the treatment of babies born early in the future and give families more accurate information about what they might expect to happen.

Studieöversikt

Detaljerad beskrivning

Parents of eligible babies receive an information leaflet on how the pseudonymised data is used. A data collection team of trained clinical staff input the data (available in the notes) into a REDCap database.

Aims and Objectives

1. To describe and analyse the risk factors and clinical care for babies born at 22 weeks in UK neonatal intensive care units (NICUs)

Description:

  1. To determine whether management of infants born at 22 weeks align with British Association of Perinatal Medicine (BAPM) recommendations based on risk stratification
  2. To report the proportion of infants receiving interventions in the following areas of clinical care at a baby and network level: a. Delivery room stabilisation b. Respiratory & cardiovascular c. Neurological d. Gastroenterological & Surgical e. Renal f. Haematology g. Infection h. Skin, thermal management, monitoring 3.To report the short-term outcomes (survival or death) following neonatal care. Additional standard neonatal outcomes to be reported.

4. Where babies die, to report the timing, cause of death, whether reorientation to comfort care took place and influencing factors or indications for redirection.

Time Frame: From admission until death or discharge from neonatal care

2. To describe unit approaches and equipment for 22 week babies across the UK

Description: To conduct a national survey across the NICUs and report i) the proportion of units and networks which have protocols for the care of babies born at 22 weeks. ii) Report similarities and differences in clinical care approaches. iii) Report common challenges faced by teams caring for babies born at 22 weeks

Time Frame: One-off unit questionnaire on entering the study

3. Explore wider hypotheses and feasibility of longer term monitoring of this cohort

Description: To explore associations between baby and clinical care factors and outcomes. To generate hypotheses, inform the design of future studies, support proof of concept and feasibility for a larger scale study or registry for 22-week babies in the UK

Time Frame: Duration of study and analysis

Studietyp

Observationell

Inskrivning (Beräknad)

100

Kontakter och platser

Det här avsnittet innehåller kontaktuppgifter för dem som genomför studien och information om var denna studie genomförs.

Studiekontakt

Studera Kontakt Backup

Studieorter

      • Aberdeen, Storbritannien
        • Rekrytering
        • Neonatal Unit, Aberdeen Maternity Hospital
        • Kontakt:
          • Via main study team
      • Ashford, Storbritannien
        • Rekrytering
        • Neonatal Unit, William Harvey Hospital
        • Kontakt:
          • Via main study team
      • Belfast, Storbritannien
        • Rekrytering
        • Neonatal Unit, Royal Jubilee Maternity Hospital
        • Kontakt:
          • Via main study team
      • Birmingham, Storbritannien
        • Rekrytering
        • Neonatal Unit, Birmingham Heartlands Hospital (University Hospitals Birmingham)
        • Kontakt:
          • Via main study team
      • Birmingham, Storbritannien
        • Rekrytering
        • Neonatal Unit, Birmingham Women's and Children's Hospital
        • Kontakt:
          • Via main study team
      • Bolton, Storbritannien
        • Rekrytering
        • Neonatal Unit, Royal Bolton Hospital
        • Kontakt:
          • Via main study team
      • Bradford, Storbritannien
        • Rekrytering
        • Neonatal Unit, Bradford Royal Infirmary
        • Kontakt:
          • Via main study team
      • Bristol, Storbritannien
        • Rekrytering
        • Neonatal Unit, Southmead Hospital
        • Kontakt:
          • Via main study team
      • Bristol, Storbritannien
        • Rekrytering
        • Neonatal Unit, St Michael's Hospital
        • Kontakt:
          • Via main study team
      • Burnley, Storbritannien
        • Rekrytering
        • Neonatal Unit, Lancashire Women & Newborn Centre
        • Kontakt:
          • Via main study team
      • Cambridge, Storbritannien
        • Rekrytering
        • Neonatal Unit, Rosie Maternity Hospital
        • Kontakt:
          • Via main study team
      • Chertsey, Storbritannien
        • Rekrytering
        • Neonatal Unit, Ashford & St Peter's Hospital
        • Kontakt:
          • Via main study team
      • Dundee, Storbritannien
        • Rekrytering
        • Neonatal Unit, Ninewells Hospital
        • Kontakt:
          • Via main study team
      • Edinburgh, Storbritannien
        • Rekrytering
        • Neonatal Unit, Simpson Centre for Reproductive Health
        • Kontakt:
          • Via main study team
      • Gillingham, Storbritannien
        • Rekrytering
        • Neonatal Unit, Medway Maritime Hospital
        • Kontakt:
          • Via main study team
      • Glasgow, Storbritannien
        • Rekrytering
        • Neonatal Unit, Princess Royal Maternity Hospital
        • Kontakt:
          • Via main study team
      • Glasgow, Storbritannien
        • Rekrytering
        • Royal Hospital for Children, Queen Elizabeth University Hospital
        • Kontakt:
          • Via main study team
      • Hull, Storbritannien
        • Rekrytering
        • Neonatal Unit, Hull Royal Infirmary
        • Kontakt:
          • Via main study team
      • Leeds, Storbritannien
        • Rekrytering
        • Leeds Neonatal Service
        • Kontakt:
          • Via main study team
      • Leicester, Storbritannien
        • Rekrytering
        • Neonatal Unit, Leicester Royal Infirmary
        • Kontakt:
          • Via main study team
      • Liverpool, Storbritannien
        • Rekrytering
        • Neonatal Surgical Unit, Alder Hey Children's Hospital
        • Kontakt:
          • Via main study team
      • Liverpool, Storbritannien
        • Rekrytering
        • Neonatal Unit, Liverpool Women's Hospital
        • Kontakt:
          • Via main study team
      • London, Storbritannien
      • London, Storbritannien
        • Rekrytering
        • University College Hospital
        • Kontakt:
          • Via main study team
      • London, Storbritannien
        • Rekrytering
        • Neonatal Unit, Chelsea and Westminster Hospital
        • Kontakt:
          • Via main study team
      • London, Storbritannien
        • Rekrytering
        • Neonatal Unit, Homerton University Hospital
        • Kontakt:
          • Via main study team
      • London, Storbritannien
        • Rekrytering
        • Neonatal Unit, King's College Hospital
        • Kontakt:
          • Via main study team
      • London, Storbritannien
        • Rekrytering
        • Neonatal Unit, Queen Charlotte's and Chelsea Hospital
      • London, Storbritannien
        • Rekrytering
        • Neonatal Unit, Royal London Hospital
        • Kontakt:
          • Via main study team
      • London, Storbritannien
        • Rekrytering
        • Neonatal Unit, St George's Hospital
        • Kontakt:
          • Via main study team
      • London, Storbritannien
        • Rekrytering
        • Neonatal Surgical Unit, Great Ormond Street Hospital
        • Kontakt:
          • Via study team
      • Luton, Storbritannien
        • Rekrytering
        • Neonatal Unit, Luton & Dunstable Hospital
        • Kontakt:
          • Via main study team
      • Manchester, Storbritannien
        • Rekrytering
        • Neonatal Unit, St Mary's Hospital
        • Kontakt:
          • Via main study team
      • Newcastle upon Tyne, Storbritannien
        • Rekrytering
        • Neonatal Unit, Royal Victoria Infirmary
        • Kontakt:
          • Via main study team
      • Norwich, Storbritannien
        • Rekrytering
        • Neonatal Unit, Norfolk & Norwich University Hospitals
        • Kontakt:
          • Via main study team
      • Nottingham, Storbritannien
        • Rekrytering
        • Neonatal Unit, Queen's Medical Centre, University Hospital Nottingham
        • Kontakt:
          • Via main study team
      • Oldham, Storbritannien
        • Rekrytering
        • Neonatal Unit, Royal Oldham Hospital
        • Kontakt:
          • Via main study team
      • Oxford, Storbritannien
        • Rekrytering
        • Neonatal Unit, John Radcliffe Hospital
        • Kontakt:
          • Via main study team
      • Plymouth, Storbritannien
        • Rekrytering
        • Neonatal Unit, Derriford Hospital
        • Kontakt:
          • Via study team
      • Portsmouth, Storbritannien
        • Rekrytering
        • Neonatal Unit, Queen Alexandra Hospital
        • Kontakt:
          • Via main study team
      • Preston, Storbritannien
        • Rekrytering
        • Neonatal Unit, Royal Preston Hospital
        • Kontakt:
          • Via main study team
      • Sheffield, Storbritannien
        • Rekrytering
        • The Jessop Wing
        • Kontakt:
          • Via main study team
      • Southampton, Storbritannien
        • Rekrytering
        • Neonatal Unit, Princess Anne Hospital
        • Kontakt:
          • Via main study team
      • Stoke-on-Trent, Storbritannien
        • Rekrytering
        • Neonatal Unit, University Hospital of North Midlands
        • Kontakt:
          • Via main study team
      • Upton, Storbritannien
        • Rekrytering
        • Neonatal Unit, Arrowe Park Hospital
        • Kontakt:
          • Via main study team
      • Wishaw, Storbritannien
        • Rekrytering
        • Neonatal Unit, University Hospital Wishaw
        • Kontakt:
          • Via main study team
      • Wolverhampton, Storbritannien
        • Rekrytering
        • Neonatal Unit, New Cross Hospital
        • Kontakt:
          • Via main study team
    • Teeside
      • Middlesbrough, Teeside, Storbritannien
        • Rekrytering
        • Neonatal Unit, James Cook University Hospital
        • Kontakt:
          • Via main study team
    • Wales
      • Cardiff, Wales, Storbritannien
        • Rekrytering
        • Neonatal Unit, University Hospital of Wales
        • Kontakt:
          • Via main study team
      • Swansea, Wales, Storbritannien
        • Rekrytering
        • Neonatal Unit, Singleton Hospital
        • Kontakt:
          • Via main study team

Deltagandekriterier

Forskare letar efter personer som passar en viss beskrivning, så kallade behörighetskriterier. Några exempel på dessa kriterier är en persons allmänna hälsotillstånd eller tidigare behandlingar.

Urvalskriterier

Åldrar som är berättigade till studier

  • Barn
  • Vuxen
  • Äldre vuxen

Tar emot friska volontärer

Nej

Testmetod

Icke-sannolikhetsprov

Studera befolkning

In United Kingdom

Beskrivning

Inclusion Criteria:

  • Born at 22+0-22+6 weeks gestational age
  • Born in a NICU centre with neonatal team in attendance
  • Or admitted to a NICU within first 72 hours of life if outborn

Exclusion Criteria:

  • Less than or more than 22 weeks gestation at birth
  • Known congenital anomaly

Studieplan

Det här avsnittet ger detaljer om studieplanen, inklusive hur studien är utformad och vad studien mäter.

Hur är studien utformad?

Designdetaljer

Kohorter och interventioner

Grupp / Kohort
Intervention / Behandling
Babies born at 22 weeks in neonatal intensive care units in the UK
Attended to by neonatal team at birth or transferred into a NICU
Ej tillämpligt (observationsstudie)

Vad mäter studien?

Primära resultatmått

Resultatmått
Åtgärdsbeskrivning
Tidsram
Survival to discharge from neonatal care
Tidsram: Infants from birth until death or discharge from neonatal care up to 50 weeks post-menstrual age
Survival to discharge from neonatal care
Infants from birth until death or discharge from neonatal care up to 50 weeks post-menstrual age

Sekundära resultatmått

Resultatmått
Åtgärdsbeskrivning
Tidsram
Core Neonatal Outcomes - BPD
Tidsram: Infants from birth until death or discharge from neonatal care up to 50 weeks post-menstrual age
Bronchopulmonary Dysplasia at 36 weeks (Oxygen requirement)
Infants from birth until death or discharge from neonatal care up to 50 weeks post-menstrual age
Core Neonatal Outcomes - ROP
Tidsram: Infants from birth until death or discharge from neonatal care up to 50 weeks post-menstrual age
Retinopathy Of Prematurity requiring Treatment
Infants from birth until death or discharge from neonatal care up to 50 weeks post-menstrual age
Core Neonatal Outcomes - Severe brain injury
Tidsram: Infants from birth until death or discharge from neonatal care up to 50 weeks post-menstrual age
Intraventricular haemorrhage grades 3-4, Periventricular Leucomalacia
Infants from birth until death or discharge from neonatal care up to 50 weeks post-menstrual age
Core Neonatal Outcomes - NEC
Tidsram: Infants from birth until death or discharge from neonatal care up to 50 weeks post-menstrual age
Necrotising Enterocolitis or Perforation (any cause) requiring surgical intervention
Infants from birth until death or discharge from neonatal care up to 50 weeks post-menstrual age
Core Neonatal Outcomes - LOS
Tidsram: Infants from birth until death or discharge from neonatal care up to 50 weeks post-menstrual age
Late-onset sepsis (culture positive) >72 hours of age
Infants from birth until death or discharge from neonatal care up to 50 weeks post-menstrual age

Samarbetspartners och utredare

Det är här du hittar personer och organisationer som är involverade i denna studie.

Publikationer och användbara länkar

Den som ansvarar för att lägga in information om studien tillhandahåller frivilligt dessa publikationer. Dessa kan handla om allt som har med studien att göra.

Användbara länkar

Studieavstämningsdatum

Dessa datum spårar framstegen för inlämningar av studieposter och sammanfattande resultat till ClinicalTrials.gov. Studieposter och rapporterade resultat granskas av National Library of Medicine (NLM) för att säkerställa att de uppfyller specifika kvalitetskontrollstandarder innan de publiceras på den offentliga webbplatsen.

Studera stora datum

Studiestart (Faktisk)

1 juni 2025

Primärt slutförande (Beräknad)

1 juni 2027

Avslutad studie (Beräknad)

1 december 2027

Studieregistreringsdatum

Först inskickad

23 mars 2026

Först inskickad som uppfyllde QC-kriterierna

27 maj 2026

Första postat (Faktisk)

1 juni 2026

Uppdateringar av studier

Senaste uppdatering publicerad (Faktisk)

24 juni 2026

Senaste inskickade uppdateringen som uppfyllde QC-kriterierna

23 juni 2026

Senast verifierad

1 juni 2026

Mer information

Termer relaterade till denna studie

Ytterligare relevanta MeSH-villkor

Andra studie-ID-nummer

  • IRAS 346626

Plan för individuella deltagardata (IPD)

Planerar du att dela individuella deltagardata (IPD)?

NEJ

IPD-planbeskrivning

IPD will not be shared due to small numbers to prevent any potential identification and due to ethical approval limits

Läkemedels- och apparatinformation, studiedokument

Studerar en amerikansk FDA-reglerad läkemedelsprodukt

Nej

Studerar en amerikansk FDA-reglerad produktprodukt

Nej

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