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Responses of Premature Infants to Measles-Mumps-Rubella (MMR) and Varicella Vaccines

MMR and Varicella Vaccine Responses in Extremely Premature Infants

The purpose of this study is to see if the MMR and chickenpox vaccines work as well in premature infants as in children that were carried to full term. A group of children who were carried full-term will be matched for age, sex, and race and will be used for comparison.

Studieoversigt

Status

Afsluttet

Detaljeret beskrivelse

The purpose of this study is to see if the MMR and chickenpox vaccines work as well in premature infants as in children that were carried to full term. A group of children who were carried full-term will be matched for age, sex, and race and will be used for comparison. Extremely premature infants (born at <28-30 weeks gestation) have lower antibody responses than full-term infants to several vaccines given at the postnatal ages recommended for full term infants. We propose to evaluate the immunogenicity of varicella and mumps-measles-rubella (MMR) vaccines in relatively healthy 15 month-old children born at <29 weeks gestation. This is a phase IV, observational study with 2 study arms having 16 infants each. The first group will enroll infants 9-12 months old that were born premature (<29 weeks gestation). The second group will be matched for sex, race, and postnatal age, but will have been full term (>= 37 weeks gestation) at birth. Infants will be vaccinated at visit 1 and post-vaccine serology will drawn at visit 2 (4 to 6 weeks after visit 1).

Undersøgelsestype

Observationel

Tilmelding

32

Kontakter og lokationer

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

Studiesteder

    • New York
      • Rochester, New York, Forenede Stater, 14642
        • University of Rochester School of Medicine and Dentistry

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

Ikke ældre end 1 år (Barn)

Tager imod sunde frivillige

Ja

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria:

  1. Premature infant < 29 weeks gestation at birth or term infant >= 37 weeks gestation at birth.
  2. Postnatal age < 16 months, 0 days.
  3. Has not yet received MMR or varicella vaccines. (There are no restrictions on the administration of other vaccines at the time of MMR/varicella vaccination.)
  4. Parental permission.
  5. Agreement of primary care pediatrician/ health care provider.
  6. Receives primary pediatric care within an approximate 25-mile radius of the University of Rochester.
  7. Healthy status at enrollment.

Exclusion Criteria:

  1. Known immunodeficiency.
  2. Systemic corticosteroid therapy at the time of MMR/varicella vaccination.
  3. Requiring oxygen therapy.
  4. Clinically significant findings on review of medical history and physical exam determined by the investigator or sub-investigator to be sufficient for exclusion.
  5. Any condition determined by the investigator that would interfere with the evaluation of the vaccine or be a potential health risk to the subject.

Studieplan

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

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

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

1. juni 2004

Studieafslutning

1. juni 2005

Datoer for studieregistrering

Først indsendt

26. august 2005

Først indsendt, der opfyldte QC-kriterier

26. august 2005

Først opslået (Skøn)

30. august 2005

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Skøn)

27. august 2010

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

26. august 2010

Sidst verificeret

1. maj 2005

Mere information

Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .

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