This issue brief compares the 2011 and 2010 data collection cycles for the National Survey of Substance Abuse Treatment Services (N-SSATS), an annual multimode establishment survey of more than 17,000 substance abuse treatment facilities in the United States, to determine whether a new data...

This issue brief compares the 2011 and 2010 data collection cycles for the National Survey of Substance Abuse Treatment Services (N-SSATS), an annual multimode establishment survey of more than 17,000 substance abuse treatment facilities in the United States, to determine whether a new data...

This working paper presents methodological findings from the latest round of the Health Tracking Household Survey, which added a cell phone sample to the existing landline sample of random telephone numbers to increase the coverage of the U.S. population.

This issue brief compares the 2011 and 2010 data collection cycles for the National Survey of Substance Abuse Treatment Services (N-SSATS), an annual multimode establishment survey of more than 17,000 substance abuse treatment facilities in the United States, to determine whether a new data...

Discusses nonresponse, focusing on respondents who cannot be located, for several list frame surveys and reviews the importance of accurate contact data.

Presented at the NISH National Training and Achievement Conference, New Orleans, LA.

Described the methods used to design and implement the list frame and random digit dial (RDD) surveys that were conducted for this evaluation. The questionnaire, sample design, response rates, weighting methods, and facts about the actual conduct of the surveys are included in this report.

Discusses nonresponse, focusing on respondents who cannot be located, for several list frame surveys and reviews the importance of accurate contact data.