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Pediatric and Pregnancy Nutrition Surveillance System
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Pediatric Data Tables
Pregnancy Data Tables
What Is PedNSS/PNSS?
How To...
 Read A Data Table
 Review Data Quality
 Interpret Data
 Who and When
 Case Study: Overweight
 Case Study: Breastfeeding
 Case Study: Low Birthweight
 Disseminate Data
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How To... - Interpret Data - Case Studies

 More info on Obesity Case Study:
 Is obesity a  problem?
 Is it changing over time?
 Where is the problem?
 Who is affected?
 Is it changing among specific groups over time?


Data from the Pediatric Nutrition Surveillance System (PedNSS) can be used to monitor the prevalence of obesity among children participating in public health programs. Using PedNSS data for the 2001 reporting year from a state WIC (Special Nutrition Program for Women, Infants, and Children) program, an epidemiological approach will be used to describe the prevalence of obesity in terms of time, place, and person by answering the following questions:

When using an epidemiologic approach, it is important to assess data quality before analyzing the data. For this example, assume that data quality is acceptable. The next step is to determine the extent of the health problem in the state WIC Program using PedNSS data tables.

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Page last reviewed: October 29, 2009
Page last updated: October 29, 2009
Content Source: Division of Nutrition, Physical Activity and Obesity, National Center for Chronic Disease Prevention and Health Promotion



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