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        <r:String xml:lang="sv">NorthPop – Barns hälsa i Västerbotten</r:String>
        <r:String xml:lang="en">NorthPop: a prospective population-based birth cohort study</r:String>
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      <r:Content xml:lang="sv">NorthPop är en forskningsinfrastruktur vid Region Västerbotten och Umeå universitet. Den består av en databas och biobank som innehåller omfattande populationsbaserade, longitudinella data. Dessa samlas in från 30 000 individer, vilket inkluderar 10 000 barn och deras föräldrar, som i genomsnitt är 32 år gamla vid förlossningen.
Region Västerbotten och Umeå universitet har en framgångsrik tradition av forskning baserad på databaser och biobanker, men tidigare har fokus nästan helt legat på medelålders och äldre individer eller specifika sjukdomar. Det finns ett stort behov av en befolkningsbaserad infrastruktur med en biobank för barn och unga vuxna, eftersom majoriteten av våra livsstilsrelaterade sjukdomar och beteenden etableras tidigt i livet. Barn och unga vuxna utgör 50% (130 000 individer) av befolkningen i Västerbotten. NorthPop kompletterar därför perfekt Västerbottens hälsoundersökningar (VHU), som täcker åldrarna 40 år och uppåt, och möjliggör helt nya fler-generations forskningsprojekt.

Datainsamlingen består av:
1. Enkäter: Under graviditeten besvarar föräldrarna tre enkäter var. Enkäter skickas sedan ut när barnet är 4 månader, 9 månader, 18 månader, 2 år, 3 år och 7 år gammalt.

2. Provtagning: Biologiska prover samlas in från kvinnorna under graviditeten, i graviditetsveckorna 14-24, runt graviditetsvecka 28 och 1 månad efter förlossningen. Barnen provtas vid födseln, 48 timmar efter födseln, vid 1, 9, 18 månader samt vid 3 och 7 års ålder. Mekonium, avföring, munsvabb och bröstmjölk samlas antingen in av föräldrarna hemma eller på sjukhuset.
- Urin: Ett urinprov på 10 ml samlas in från mödrarna vid det rutinmässiga ultraljudet, i graviditetsveckorna 14-24.
- Blod: Venösa blodprover tas från kvinnorna i graviditetsvecka 28, från navelsträngen vid födseln och från barnen vid 18 månader och 7 års ålder.
- Mekonium.
- Munsvabb: Föräldrarna samlar in munsvabb från barnen 48 timmar efter födseln, vid 1, 9, 18 månader samt vid 3 och 7 års ålder.
- Avföring: Föräldrarna samlar in avföringsprover hemma, vid 1, 9, 18 månader samt vid 3 och 7 års ålder.
- Bröstmjölk: När barnet är 1 månad gammalt samlas bröstmjölk in hemma vid dagens första matning.

3. Ytterligare mätningar
Aktigrafi (fysisk aktivitet, ljusexponering och sömnmönster) i en sub-kohort vid 3 och 7 års ålder.
Vid 7 års ålder: Blodtryck, puls, pricktest, handgreppstyrka, längd, vikt, arbetsminne och tejp-prov på huden.

4. Ytterligare register:
Barnhälsovårdsjournaler
Tandvårdsjournaler
Mödravårdsjournaler
Elevhälsovårdsjournaler
Longitudinell integrationsdatabas för sjukförsäkrings- och arbetsmarknadsstudier (LISA)
Patientregistret
Läkemedelsregistret
Svenska barnhälsovårdsregistret (BHVQ)
Svenska geografiska databasen
Svenska neonatal kvalitetsregistret (SNQ)
Graviditetsregistret
Svenska kvalitetsregistret för karies och parodontit (SKaPa)
Svenska skolhälsovårdens kvalitetsregister (EMQ)
Befolkningsregistret (RTB)</r:Content>
      <r:Content xml:lang="en">NorthPop is a research infrastructure at Region Västerbotten and Umeå University. It consists of a database and biobank containing extensive population-based, longitudinal data. These are collected from 30 000 individuals, which include 10 000 children and also their parents, who are 32 years of age on average at time of delivery.

Region Västerbotten and Umeå University have a successful tradition of research based on databases and biobanks, but previously they were almost entirely focused on middle-aged and older individuals, or specific diseases. There is a great need for of a population-based infrastructure with a biobank for children and young adults, as the majority of our lifestyle-related diseases and behaviors are established early in life. Children and young adults account for 50% (130 000 individuals) of the population in Västerbotten. NorthPop therefore perfectly complements  the Västerbotten Health Surveys (VHU), which cover the ages of 40 years and older, enabling completely new multi-generational research projects.

Data collection consists of:
1. Questionnaires: During pregnancy, three questionnaires are answered by the each parent. A series of questionnaires are then sent out when the child is 4 months, 9 months, 18 months, 2 years, 3 years and 7 years old.

2. Samples: Biological samples are collected from the women during pregnancy, in gestational weeks 14-24, around gestational week 28, and 1 month postpartum. The children are sampled at birth, 48 hours postpartum, at 1, 9, 18 months as well as 3 and 7 years of age. Meconium, feces, oral swabs and breast milk are sampled either by the parents at home or at the hospital.
- Urine: A 10 mL urine sample is collected from the mothers at the routine ultrasound examination, in gestational weeks 14-24.
- Blood: Venous blood samples from the women at gestational week 28, at birth from the umbilical cord and from the children at 18 months and 7 years of age.
- Meconium.
Oral swabs: Parents collect oral swabs from the children at 48 hours postpartum, 1, 9, 18 months and at 3 and 7 years of age. 
- Feces: The parents collect fecal samples at home, at 1, 9, 18 months and at 3 and 7 years of age. 
- Breast milk: When the infant is 1 month old, breast milk is sampled at home at the first feeding in the morning. 


3. Additional Measurements 
Actigraphy (Physical activity, light exposure, and sleep patterns) in a sub-cohort at 3 and 7 years of age. 
At age 7: Blood pressure, pulse, skin prick test, hand grip strength, height, weight, working memory.

4. Additional registers: 
Child health care records
Dental records
Maternity care center records
School health care records
The Longitudinal Integrated Database for Health Insurance and Labour Market Studies (LISA)
The National Patient Register
The National Prescribed Drug Register 
The Swedish Child Health Services registry (BHVQ) 
The Swedish Geographical Database 
The Swedish Neonatal Quality Register (SNQ) 
The Swedish Pregnancy Register 
The Swedish Quality Register for Caries and Periodontitis (SKaPa) 
The Swedish School Health Care Quality Register (EMQ)
The Total Population Register</r:Content>
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    </a:Archive>
  </s:StudyUnit>
</ddi:DDIInstance>