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Toddler Overweight Prevention Study Among Low-Income Families (TOPS)

4 de maio de 2020 atualizado por: Maureen Black, University of Maryland, Baltimore

Toddler Overweight Prevention: Comparison of Maternal and Toddler Intervention

The hypothesis is that toddlers with parents who are randomized to a parenting intervention and toddlers with parents who are randomized to the maternal intervention focused on maternal diet and physical activity will be more likely to have weight status within normal and to consume a healthy diet and engage in physical activity than toddlers with parents in a placebo (safety) intervention.

Visão geral do estudo

Descrição detalhada

Background:

Overweight is a serious public health problem which can begin in early childhood. Factors which contribute to overweight include: overfeeding, excessive intakes of fat and sugar; frequent sedentary activities (i.e. television watching).

Overweight, defined as a BMI > 95th percentile, in early childhood has reached epidemic proportions with 14% of 2-5 year olds overweight and 26.2% "at risk of overweight," defined as a BMI > 85th percentile (Ogden et al., 2006).

Dietary and physical activity patterns established early in life track over time, making the first few years of life an ideal time to help families establish healthy eating and physical activity behaviors and avoid overweight. This project works to identify techniques that could prevent overweight.

Purpose of Study:

The investigators are collaborating with the Anne Arundel County, MD Special Supplemental Nutrition Program for Women, Infants, and Children (WIC) and the University of Maryland's Pediatric Ambulatory Center to implement strategies that will prevent overweight among toddlers. The project focuses on the dietary, physical activity, and growth patterns of WIC toddlers. The investigators are conducting a 3-cell randomized trial consisting of: 1) a maternal intervention focusing on healthy diet and physical activity patterns for mothers; 2) a toddler parenting intervention focusing on parenting, limit setting, and development strategies; and 3) an intervention on child safety. The interventions are implemented over 3 months, with 8 sessions.

The investigators hypothesize that altering maternal behavior will have a positive impact on the growth and development of the toddler by preventing behaviors that lead to overweight among children. The parenting intervention will improve parenting skills by offering information on proper approaches to feeding, discipline and educational play. The investigators will compare the growth patterns of toddlers whose mothers were randomized to the maternal and parenting interventions with those in the safety intervention. This study design allows us to examine the mechanisms linking the interventions to improvements in diet, physical activity, and growth.

In addition, the investigators will conduct the safety promotion intervention for the attention control group, considering the high risk of unintentional injuries among the toddlers from low-income families. The investigators also hypothesize that the safety promotion intervention will reduce the safety problems of the toddlers' homes. The underlying mechanisms will be examined, if there is a significant intervention effect.

Tipo de estudo

Intervencional

Inscrição (Real)

277

Estágio

  • Não aplicável

Contactos e Locais

Esta seção fornece os detalhes de contato para aqueles que conduzem o estudo e informações sobre onde este estudo está sendo realizado.

Locais de estudo

    • Maryland
      • Baltimore, Maryland, Estados Unidos, 21201
        • University of Maryland
      • Baltimore, Maryland, Estados Unidos, 21201
        • University of Maryland, School of Medicine

Critérios de participação

Os pesquisadores procuram pessoas que se encaixem em uma determinada descrição, chamada de critérios de elegibilidade. Alguns exemplos desses critérios são a condição geral de saúde de uma pessoa ou tratamentos anteriores.

Critérios de elegibilidade

Idades elegíveis para estudo

18 anos e mais velhos (Adulto, Adulto mais velho)

Aceita Voluntários Saudáveis

Sim

Gêneros Elegíveis para o Estudo

Tudo

Descrição

Inclusion Criteria:

  • At least 18 yrs old
  • Has child between 12-32 months
  • Child able to walk
  • Birth weight of child at least 5lbs. 8oz.

Exclusion Criteria:

  • Mom cannot be pregnant
  • No known congenital problems or disabilities

Plano de estudo

Esta seção fornece detalhes do plano de estudo, incluindo como o estudo é projetado e o que o estudo está medindo.

Como o estudo é projetado?

Detalhes do projeto

  • Finalidade Principal: Prevenção
  • Alocação: Randomizado
  • Modelo Intervencional: Atribuição Paralela
  • Mascaramento: Dobro

Armas e Intervenções

Grupo de Participantes / Braço
Intervenção / Tratamento
Experimental: Maternal Physical Activity and Nutrition
A maternal intervention focusing on healthy diet and physical activity patterns for mothers.
At each session, mothers will identify a dietary goal for the next session (e.g., reduce soda intake). They will learn to track and evaluate their progress, setting new goals or modifying existing ones as necessary. Mothers will be given pedometers and shown how to keep a pedometer tracking chart. As with dietary choice, our objective is to have the mothers identify personal goals and strategies to achieve those goals, so they are more likely to continue to engage in physical activity after the intervention ends.
Experimental: Parenting
A toddler parenting intervention focusing on parenting, limit setting, and development strategies.
Behavior and Development Related to Diet and Physical Activity. The toddler parenting intervention will include modules on toddler behavior and development. We will devote sessions to topics involving parenting toddlers, limit setting, and child development.
Experimental: Child Safety
Attention control group. The parents received intervention to promote safety among toddlers.
The intervention will focus on child safety issues, including car seat safety, fire safety, fall prevention, and poison prevention. Participants will set weekly child safety goals.

O que o estudo está medindo?

Medidas de resultados primários

Medida de resultado
Descrição da medida
Prazo
Change of Body Mass Index (BMI) Z-score for Toddlers
Prazo: Baseline to 12-month Follow-up
Measured weight and height for the toddlers, transferred to age and gender-specific body mass index (BMI) Z-score. The range of BMI z-score is usually between -5 and +5. BMI z-score lower than -1.645 is defined as underweight. The BMI z-score from -1.645 to 1.036 is normal weight and BMI z-score greater or equal to 1.645 is obese.
Baseline to 12-month Follow-up
Change in Body Mass Index (BMI) Score Among Mothers
Prazo: Baseline to 12 month Follow-up
Change body mass index (BMI, kg/m^2, calculated by measured weight and height) from baseline to 12-month follow-up. The BMI ranges usually ranges from 0-50 with higher score indicating higher weight regarding the height. Scores above 25 are considered overweight and scores above 30 are considered obese.
Baseline to 12 month Follow-up

Medidas de resultados secundários

Medida de resultado
Descrição da medida
Prazo
Change of Diet Quality for Toddlers
Prazo: Baseline to 12-month Follow-up
Healthy Eating Index 2015 (HEI 2015) based on 24-hr diet recall. The range is 0-100, with higher scores representing better diet quality.
Baseline to 12-month Follow-up
Change of Diet Quality for Mothers
Prazo: Baseline to 12-month Follow-up
Healthy Eating Index (HEI 15) is calculated based on 24 hour diet recall. Scores range from 0-100, with higher scores optimal
Baseline to 12-month Follow-up
Change of Child Physical Activity
Prazo: Baseline to 12-month Follow-up
Physical activity is measured by wearing an accelerometer for 7 days. Using standards for toddlers, we count the number of minutes in moderate-vigorous physical activity (MVPA) per day, and averaged over the number of days measured, higher scores mean more physical activity.
Baseline to 12-month Follow-up
Change of Maternal Physical Activity
Prazo: Baseline-12 month follow up
Physical activity is measured by wearing an accelerometer for 7 days. Using standards for adults, we count the number of minutes in moderate-vigorous physical activity (MVPA) per day, and averaged over the number of days measured, higher scores mean more physical activity.
Baseline-12 month follow up
Feeding Style
Prazo: Baseline to 12 month Follow-up
The Emotional Availability Scales (EAS) include 4 maternal scales (sensitivity, structuring, non-intrusiveness, and non-hostile) and 2 child scales (responsiveness and involvement), each rated on 7-point Likert scales, with high scores optimal. The maternal and child sub-scale scores were averaged for a total mealtime interaction score. The total score ranges from 1-7. Coders were trained until they demonstrated inter-rater reliability >0.80 based on intraclass correlation coefficients with 10 observations from the scale creator and 10 observations with the faculty coordinator. Inter-rater reliability was reviewed through weekly reliability checks.
Baseline to 12 month Follow-up

Colaboradores e Investigadores

É aqui que você encontrará pessoas e organizações envolvidas com este estudo.

Investigadores

  • Investigador principal: Maureen M Black, PhD, University of Maryland, College Park

Publicações e links úteis

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Links úteis

Datas de registro do estudo

Essas datas acompanham o progresso do registro do estudo e os envios de resumo dos resultados para ClinicalTrials.gov. Os registros do estudo e os resultados relatados são revisados ​​pela National Library of Medicine (NLM) para garantir que atendam aos padrões específicos de controle de qualidade antes de serem publicados no site público.

Datas Principais do Estudo

Início do estudo

1 de abril de 2006

Conclusão Primária (Real)

1 de setembro de 2013

Conclusão do estudo (Real)

1 de maio de 2014

Datas de inscrição no estudo

Enviado pela primeira vez

11 de fevereiro de 2013

Enviado pela primeira vez que atendeu aos critérios de CQ

23 de novembro de 2015

Primeira postagem (Estimativa)

26 de novembro de 2015

Atualizações de registro de estudo

Última Atualização Postada (Real)

12 de maio de 2020

Última atualização enviada que atendeu aos critérios de controle de qualidade

4 de maio de 2020

Última verificação

1 de maio de 2020

Mais Informações

Termos relacionados a este estudo

Termos MeSH relevantes adicionais

Outros números de identificação do estudo

  • H-27980
  • R01HD056099 (Concessão/Contrato do NIH dos EUA)
  • R03HD077156 (Concessão/Contrato do NIH dos EUA)

Essas informações foram obtidas diretamente do site clinicaltrials.gov sem nenhuma alteração. Se você tiver alguma solicitação para alterar, remover ou atualizar os detalhes do seu estudo, entre em contato com register@clinicaltrials.gov. Assim que uma alteração for implementada em clinicaltrials.gov, ela também será atualizada automaticamente em nosso site .

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