- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT03297970
Bogota School Children Cohort (BoSCCo)
28. september 2017 opdateret af: Eduardo Villamor, University of Michigan
This observational study investigates the associations of nutritional indicators, biomarkers, sociodemographic conditions, and infections with child health, as well as physical, behavioral, and cognitive development.
Investigators recruited a random sample of 3202 children from primary public schools in Bogota, Colombia in February 2006 and followed them for a median of 6.5 years.
Investigators hypothesized that poor nutritional status at the time of recruitment in middle childhood would be related to adverse health outcomes through adolescence.
Studieoversigt
Status
Afsluttet
Undersøgelsestype
Observationel
Tilmelding (Faktiske)
3202
Kontakter og lokationer
Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.
Studiesteder
-
-
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Bogota, Colombia
- FINUSAD - Foundation for Research in Nutrition and Health
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Chia, Colombia
- University of La Sabana
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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
5 år til 12 år (Barn)
Tager imod sunde frivillige
N/A
Køn, der er berettiget til at studere
Alle
Prøveudtagningsmetode
Sandsynlighedsprøve
Studiebefolkning
Children were selected from primary public schools in Bogota, Colombia.
Beskrivelse
Inclusion Criteria:
- Primary public school enrollment in February 2006
Exclusion Criteria:
- None
Studieplan
Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
Kohorter og interventioner
Gruppe / kohorte |
|---|
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Bogota School Children Cohort
Children are classified according to exposure levels of: Micronutrient biomarker indicators:
Serum fatty acids Inflammatory biomarkers:
Diet Socioeconomic status indicators Anthropometric indicators Incidence of infectious morbidity symptoms DNA biomarkers |
Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
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Externalizing behavior problems
Tidsramme: Assessed at one point in time when the children were 11-18 years old.
|
Adolescent behavior problems were ascertained with the Youth Self Report (YSR) questionnaire.
The YSR is a self-administered questionnaire consisting of 112 statements addressing behaviors or feelings that adolescents rate as false, sometimes true, or very/often true.
From responses to these questions, an Assessment Data Manager (ADM) software calculates continuous scores for aggressive behavior and rule breaking behavior.
The sum of the aggressive and rule breaking behavior subscale scores constitute the total externalizing problems score.
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Assessed at one point in time when the children were 11-18 years old.
|
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Internalizing behavior problems
Tidsramme: Assessed at one point in time when the children were 11-18 years old.
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Adolescent behavior problems were ascertained with the Youth Self Report (YSR) questionnaire.
The sum of the anxious/depressed, withdrawn/depressed, and somatic complaint subscale scores constitute the total internalizing problems score.
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Assessed at one point in time when the children were 11-18 years old.
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Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
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Behavior problem subscale scores (aggressive behavior, rule breaking behavior, anxious/depressed, withdrawn/depressed, somatic complaints, attention problems, social problems, and thought problems)
Tidsramme: Assessed at one point in time when the children were 11-18 years old.
|
Adolescent behavior problems were ascertained with the Youth Self Report (YSR) questionnaire.
|
Assessed at one point in time when the children were 11-18 years old.
|
Andre resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
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Body mass index change
Tidsramme: Median 6.5 years from recruitment
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Change in body mass index for age Z-score from baseline to the last follow-up visit
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Median 6.5 years from recruitment
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Linear growth
Tidsramme: Median 6.5 years from recruitment
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Change in height for age Z-score from baseline to the last follow-up visit
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Median 6.5 years from recruitment
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Age at menarche
Tidsramme: Median 6.5 years from recruitment
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Reported age at first menstrual period
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Median 6.5 years from recruitment
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Grade repetition
Tidsramme: 5 years
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Outcome of school grades between 2006-2011
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5 years
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Blood pressure
Tidsramme: Median 6.5 years from recruitment
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Median 6.5 years from recruitment
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Samarbejdspartnere og efterforskere
Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.
Sponsor
Samarbejdspartnere
Efterforskere
- Ledende efterforsker: Eduardo Villamor, MD MPH DrPH, University of Michigan
Publikationer og nyttige links
Den person, der er ansvarlig for at indtaste oplysninger om undersøgelsen, leverer frivilligt disse publikationer. Disse kan handle om alt relateret til undersøgelsen.
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. februar 2006
Primær færdiggørelse (Faktiske)
11. august 2015
Studieafslutning (Faktiske)
11. august 2015
Datoer for studieregistrering
Først indsendt
26. september 2017
Først indsendt, der opfyldte QC-kriterier
28. september 2017
Først opslået (Faktiske)
29. september 2017
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
29. september 2017
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
28. september 2017
Sidst verificeret
1. september 2017
Mere information
Begreber relateret til denne undersøgelse
Yderligere relevante MeSH-vilkår
Andre undersøgelses-id-numre
- HUM00043252
Plan for individuelle deltagerdata (IPD)
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