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Use of Interactive Voice Response technology in collecting community data: Lessons from LiveWell Colorado Tristan Sanders BA, Diane K King PhD, Bonnie A Leeman-Castillo PhD, Sophia R Newcomer MPH and Lisa T Harner MA Institute for Health Research, Kaiser Permanente, Denver, CO Project Background LiveWell Colorado’s (LWCO) vision: All Coloradoans enjoy a lifestyle that includes healthy eating and active living (HEAL) LWCO’s community grants program: funds underserved communities for 7 years to implement HEAL policies, programs and environmental changes IVR technology: was used to collect LWCO community data on key HEAL outcomes, a novel approach to collecting community level data Methods 1. Measure: survey administered via IVR in 17 communities from 2006-2008. Core survey questions addressed physical activity, fruit and vegetable consumption, health profiles, and demographics 2. Sampling: 3,000 addresses with landline telephone numbers are selected per community 3. Selected households receive a postcard announcing survey and option to call- in or opt out 4. Households are called a total of 7 times over one month (plus limited voicemail messages) 5. Survey participation promoted in variety of ways (ads, flyers, incentives) Conclusions : The ability to identify and survey residents within specific boundaries (census tracts) of the community where changes are taking place is a unique advantage of using IVR. Analysis of respondent characteristics indicates a need to further address sampling strategies, survey design and recruitment to reduce non-response bias. This project is supported by LiveWell Colorado and the Kaiser Permanente Community Benefit and Government Relations Department Purpose Interactive Voice Response (IVR) technology has potential to fill a data gap for community level change by surveying at the neighborhood (census tract) level We describe advantages and limitations of using IVR technology for collecting community-level health data BRFSS provides data by county and, in Colorado, by strategically designed regions Results N= 11,017 Colorado LiveWell community residents 81% female 11% Hispanic Respondents were of older age (50% > 55) Response rates by community ranged from about 8% to 21% Statistical techniques (data weighting) address non- response bias, but small sample sizes are problematic Table 1. Calculated BMI Category (Sample Results) Percent of respondents that are Overweight/Obese UnweightedWeighted N=257N=373N=404N=257N=373N=404 200620072008200620072008 47.1%48.8%52%52.3%50.1%52.3% LWCO IVR survey targets specific census tracts for data capture and reporting Advantages Data are community specific (by census tract) Survey method is efficient requiring few financial and personnel resources as compared to traditional phone surveys Survey is offered in English and Spanish Limitations Non-coverage bias: only people with landline phone numbers are contacted Sociodemographic characteristics of respondents compared with Census data indicate non-response bias
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