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Physical Activity and Leisure-time Study (PALS) (PALS)

10. oktober 2012 oppdatert av: University of Tennessee

TV Commercial Stepping: Can America's Top Sedentary Activity be Made More Active

Physical inactivity is a major public health problem and a primary contributing factor to the obesity epidemic. While most Americans do not meet the physical activity (PA) guidelines (30 min/day, 5 day/wk), they do report watching several hours of TV each day, and frequently site "lack of time" as a barrier for engaging in PA. The Physical Activity and Leisure-time Study examines an approach convert sedentary TV watching into active TV watching time by having adults step in place during commercials (TV commercial stepping).

Studieoversikt

Detaljert beskrivelse

This randomized controlled trial will examine the effects of a PA prescription of TV commercial stepping for at least 90 min/day of TV programming, with that of walking at least 30 min/day (30 min walk) on daily step counts, TV viewing, and diet during a 24 week PA intervention. Sedentary, overweight or obese, adults will be randomly assigned to either the TV commercial stepping, or 30 min walk group during a 24-week behavioral PA intervention. Both groups will attend 8 sessions, but receive different PA goals. PA, TV watching time, diet, and anthropometric data will be collected at 0, 12, and 24 weeks. It is hypothesized that the TV commercial stepping condition will, show an equal increase in PA at 12 and 24 weeks as compared to the 30-min walk condition. Neither group is hypothesized to demonstrate changes in TV viewing time, dietary intake, or weight.

Studietype

Intervensjonell

Registrering (Faktiske)

58

Fase

  • Fase 1

Kontakter og plasseringer

Denne delen inneholder kontaktinformasjon for de som utfører studien, og informasjon om hvor denne studien blir utført.

Studiesteder

    • Tennessee
      • Knoxville, Tennessee, Forente stater, 37920
        • HPER Building, 1914 Andy Holt Ave.

Deltakelseskriterier

Forskere ser etter personer som passer til en bestemt beskrivelse, kalt kvalifikasjonskriterier. Noen eksempler på disse kriteriene er en persons generelle helsetilstand eller tidligere behandlinger.

Kvalifikasjonskriterier

Alder som er kvalifisert for studier

25 år til 65 år (Voksen, Eldre voksen)

Tar imot friske frivillige

Nei

Kjønn som er kvalifisert for studier

Alle

Beskrivelse

Inclusion Criteria:

  • 25 to 65 years of age
  • BMI between 25 and 45 kg/m2
  • watch ≥14 hours per week of TV
  • ability to follow instructions and record data
  • ability to walk 1/4 mile without stopping

Exclusion Criteria:

  • history of myocardial infraction, angina, stroke, heart failure, or uncontrolled cardiac arrhythmias
  • a resting blood pressure greater than 180 mm Hg systolic and/or 100 mm Hg diastolic
  • other physical or medical limitations for engaging in physical activity
  • no television in the home
  • baseline physical activity level exceeding 7,499 steps per day as determined by the Omron pedometer
  • currently participating in a program to increase PA
  • intended to move outside the East Tennessee area within the time frame of the intervention
  • were pregnant, lactating, less than 6 months post-partum, or planned to become pregnant during the time frame of the intervention
  • unwilling to attend group intervention meetings, assessments or to complete an activity diary for the duration of the study.

Studieplan

Denne delen gir detaljer om studieplanen, inkludert hvordan studien er utformet og hva studien måler.

Hvordan er studiet utformet?

Designdetaljer

  • Primært formål: Behandling
  • Tildeling: Randomisert
  • Intervensjonsmodell: Parallell tildeling
  • Masking: Enkelt

Våpen og intervensjoner

Deltakergruppe / Arm
Intervensjon / Behandling
Aktiv komparator: 30-min walk
Instructed to use "brisk" walking (at least 30 min/day in bouts of at least 10 min) at least 5 days/week. Participants were permitted to exercise in one long bout (30 min) or divide the exercise into multiple bouts as long as the bout length was 10 min or greater.
Participants were instructed to use "brisk" walking (at least 30 min/day in bouts of at least 10 min) at least 5 days/week. Both conditions will receive an ankle mounted Omron pedometer, so they were able to track their steps each day. Participants were not given instructions concerning diet modification or modifying TV viewing time during a 6 month behavioral physical activity intervention
Andre navn:
  • standard physical activity prescription
Eksperimentell: TV commercial stepping
Instructed to stand and "briskly" step in place, or "briskly" walk continuously around the room/house for the duration of each commercial break during at least 90 min of TV programming on at least 5 days/week. Rather than exercising continuously for at least 10-minute bouts, participants performed multiple (~9 or 10), short (~3-5 min) bouts, conveniently incorporated into their daily TV viewing time.
Participants were instructed to stand and "briskly" step in place, or "briskly" walk continuously around the room/house for the duration of each commercial break during at least 90 min of TV programming on at least 5 days/week. Both conditions will receive an ankle mounted Omron pedometer, so they were able to track their steps each day. Participants were not given instructions concerning diet modification or modifying TV viewing time during a 6 month behavioral physical activity intervention
Andre navn:
  • novel exercise prescription

Hva måler studien?

Primære resultatmål

Resultatmål
Tiltaksbeskrivelse
Tidsramme
Physical Activity (Steps/Day)
Tidsramme: 0 and 6 months
Change in pedometer measured steps per day between 0 and 6 months
0 and 6 months

Sekundære resultatmål

Resultatmål
Tiltaksbeskrivelse
Tidsramme
Total Energy Intake
Tidsramme: 0 and 6 months
Change in total energy intake(kcals/day) between 0 and 6 months
0 and 6 months
TV Related Energy Intake
Tidsramme: 0 and 6 months
Change in energy intake (kcals/day) while watching TV between 0 and 6 months
0 and 6 months
Weight
Tidsramme: 0 and 6 months
Change in weight in kgs between 0 and 6 months
0 and 6 months
TV Viewing Time
Tidsramme: 0 and 6 months
Change in self-reported TV viewing time per day between 0 and 6 months
0 and 6 months

Samarbeidspartnere og etterforskere

Det er her du vil finne personer og organisasjoner som er involvert i denne studien.

Etterforskere

  • Hovedetterforsker: Jeremy A Steeves, MS, University of Tennessee
  • Studiestol: Dixie Lee Thompson, Phd, University of Tennessee

Publikasjoner og nyttige lenker

Den som er ansvarlig for å legge inn informasjon om studien leverer frivillig disse publikasjonene. Disse kan handle om alt relatert til studiet.

Studierekorddatoer

Disse datoene sporer fremdriften for innsending av studieposter og sammendragsresultater til ClinicalTrials.gov. Studieposter og rapporterte resultater gjennomgås av National Library of Medicine (NLM) for å sikre at de oppfyller spesifikke kvalitetskontrollstandarder før de legges ut på det offentlige nettstedet.

Studer hoveddatoer

Studiestart

1. september 2010

Primær fullføring (Faktiske)

1. juni 2011

Studiet fullført (Faktiske)

1. juni 2011

Datoer for studieregistrering

Først innsendt

21. april 2011

Først innsendt som oppfylte QC-kriteriene

25. april 2011

Først lagt ut (Anslag)

27. april 2011

Oppdateringer av studieposter

Sist oppdatering lagt ut (Anslag)

9. november 2012

Siste oppdatering sendt inn som oppfylte QC-kriteriene

10. oktober 2012

Sist bekreftet

1. oktober 2012

Mer informasjon

Begreper knyttet til denne studien

Andre studie-ID-numre

  • UTennessee

Legemiddel- og utstyrsinformasjon, studiedokumenter

Studerer et amerikansk FDA-regulert medikamentprodukt

Nei

Studerer et amerikansk FDA-regulert enhetsprodukt

Nei

produkt produsert i og eksportert fra USA

Nei

Denne informasjonen ble hentet direkte fra nettstedet clinicaltrials.gov uten noen endringer. Hvis du har noen forespørsler om å endre, fjerne eller oppdatere studiedetaljene dine, vennligst kontakt register@clinicaltrials.gov. Så snart en endring er implementert på clinicaltrials.gov, vil denne også bli oppdatert automatisk på nettstedet vårt. .

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