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Development and Evaluation of an Early Childhood Obesity Prevention Video

Mary Ann Chiasson, DrPH NNPHI Annual Conference May 7, 2009. Development and Evaluation of an Early Childhood Obesity Prevention Video. About Public Health Solutions. Grant and contract management Direct service provision WIC ~50,000 women & children Reproductive health centers ~ 17,000

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Development and Evaluation of an Early Childhood Obesity Prevention Video

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  1. Mary Ann Chiasson, DrPH NNPHI Annual Conference May 7, 2009 Development and Evaluation of an Early Childhood Obesity Prevention Video

  2. About Public Health Solutions Grant and contract management Direct service provision WIC ~50,000 women & children Reproductive health centers ~ 17,000 Health Insurance enrollment Early intervention service coordination Technology services Research and Evaluation (IRB)

  3. Research and Evaluation Unit • 3 PhDs (epidemiology, sociology, demography) 2 MPHs + study staff • Work as team • Highly integrated with all other Public Health Solutions programs • Internal & external R&E projects • Academic affiliation

  4. Evolution of the Intervention as an Example of Integration • WIC staff concerned about early childhood obesity • Brief survey on prevalence, food consumption, physical activity 2002 Detailed survey (2-4 yr olds) ~40% overweight/obese

  5. BMI Age Trends NYC Neighborhood WIC Program, 2001 40%

  6. Next Steps • Funding from NYS Assembly 2006 Intervention formative research • Video…DVD format • English / Spanish • Intervention for families 2007 Infant feeding videos created 2008 Effect of intervention assessed

  7. Evaluation Overview • Goal – To evaluate the impact of video on maternal infant feeding knowledge & practices 3 & 6 months after viewing. • Data – Intervention Group (IG) - 171 got DVD; Control Group (CG) - 197 usual WIC services. All had singleton infants < 5 months of age; spoke English or Spanish. • Methods– Baseline survey at WIC centers; 3 & 6 month phone follow-up surveys.

  8. WIC Breastfeeding PeerCounselors

  9. Participant Birthplace (N=368)

  10. DVD Use at 3-MonthFollow-up - Intervention Group • 85% watched the DVD • 66% watched more than once • 73% watched the whole DVD • 59% watched with someone else

  11. Change in Knowledge* from Baseline to 3-Month Survey by Group *Mean number of correct answers out of 9 questions **Wilcoxon Signed Ranks Test

  12. Age at Introduction of Solids * *

  13. Video Evaluation Conclusions The Intervention group: • watched DVD at home and shared it. • had a greater improvement in knowledge of healthy infant feeding practices. • showed a later introduction of solids practices at 6-month follow-up survey.

  14. Video Dissemination • Now have three versions - English/Spanish, English/Mandarin & English/Creole/French • Distributed to ~35,000 new mothers in NYC (WIC, large health plan, Asian-American health centers) • Goal - Statewide distribution to all new mothers

  15. Ongoing Obesity Prevention Activities Internal • Planning for large scale RCT with prenatal mothers’ groups. • Manuscript preparation • Coordinated early childhood obesity prevention messages including breastfeeding support among all Public Health Solutions’ programs. External • Co-PI with Columbia University on RWJF evaluation of impact of NYS new WIC food package

  16. Research & Evaluation

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