MisfitXmas
16th November 2010 |
The source is listed, and provides information as to where the data came from:
Data based on the Behavioral Risk Factor Surveillance System, an ongoing, state-based, random-digit-dialed telephone survey of noninstitutionalized civilian adults aged 18 years and older.
Sources: Centers for Disease Control and Prevention, Behavioral Risk Factor Surveillance System Survey Data, 2009, unpublished data. Information about the BRFSS is available at http://www.cdc.gov/brfss/index.htm. |
MisfitXmas
16th November 2010 |
If you followed the source listed, it tells you how the data was gathered:
Data based on the Behavioral Risk Factor Surveillance System, an ongoing, state-based, random-digit-dialed telephone survey of noninstitutionalized civilian adults aged 18 years and older.
Sources: Centers for Disease Control and Prevention, Behavioral Risk Factor Surveillance System Survey Data, 2009, unpublished data. Information about the BRFSS is available at http://www.cdc.gov/brfss/index.htm. |
How was study done
17th October 2010 |
If this study was done by data from medical clinics then is likely in error. Data from a medical clinic reflects those who go into the medical clinic. Overweight people naturally go to the clinic more than those of more ideal weight. |
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