Version Date: Oct 5, 2011 View help for published
Principal Investigator(s): View help for Principal Investigator(s)
United States Department of Justice. Office of Justice Programs. Bureau of Justice Statistics
Series:
https://doi.org/10.3886/ICPSR32022.v1
Version V1
The Police-Public Contact Survey (PPCS) provides detailed information on the nature and characteristics of face-to-face contacts between police and the public, including the reason for and outcome of the contact. The PPCS interviews a nationally representative sample of United States residents aged 16 years or older as a supplement to the National Crime Victimization Survey. To date, the PPCS has been conducted five times by the Bureau of Justice Statistics (BJS):
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This data collection may not be used for any purpose other than statistical reporting and analysis. Use of these data to learn the identity of any person or establishment is prohibited.
The National Crime Victimization Survey (NCVS) is an annual survey that collects data on crime against persons aged 12 years or older from a nationally representative, stratified, multistage cluster sample of United States households. Since 1999, the Police-Public Contact Survey (PPCS) has been administered every 3 years as a supplemental survey to all persons aged 16 years or older within households sampled for the NCVS. The United States Census Bureau fielded the 2008 PPCS questionnaire, processed the survey data, and provided estimation specifications. The 2008 PPCS was pretested in the spring of 2008 and conducted between July 1, 2008, and December 31, 2008. Respondents were asked about their contacts with police during the past 12 months. For instance, persons interviewed in July 2008 were asked about contacts that occurred between August 2007 and July 2008. Those interviewed in August 2008 were asked about contacts between September 2007 and August 2008. In 2008 the PPCS interviewed 57,978 of the 72,566 eligible individuals in the NCVS sample. A total of 14,588 nonrespondents who were excluded from the 2008 PPCS as non-interviews or as proxy interviews. Non-interviews (12,803) included respondents not available for the interview, those who refused to participate, and non-English speaking respondents. (Unlike the NCVS interviews, PPCS interviews are conducted only in English.) The remaining 1,785 were proxy interviews representing household members who were unable to participate for physical, mental, or other reasons. After adjustment for nonresponse, the sample cases in 2008 were weighted to produce a national population estimate of 236,511,832 persons aged 16 years or older.
Stratified multistage cluster sample.
Respondents aged 16 years and older to the National Crime Victimization Survey during the last six months of 2008. The universe of the NCVS is all persons in the United States aged 12 years and older.
2011-10-05
2018-02-15 The citation of this study may have changed due to the new version control system that has been implemented. The previous citation was:
2011-10-05 ICPSR data undergo a confidentiality review and are altered when necessary to limit the risk of disclosure. ICPSR also routinely creates ready-to-go data files along with setups in the major statistical software formats as well as standard codebooks to accompany the data. In addition to these procedures, ICPSR performed the following processing steps for this data collection:
The public-use data files in this collection are available for access by the general public. Access does not require affiliation with an ICPSR member institution.
ICPSR usually offers files in multiple formats for researchers to be able to access data and documentation in formats that work well within their needs. If you have questions about the accessibility of materials distributed by ICPSR or require further assistance, please visit ICPSR’s Accessibility Center.

This dataset is maintained and distributed by the National Archive of Criminal Justice Data (NACJD), the criminal justice archive within ICPSR. NACJD is primarily sponsored by three agencies within the U.S. Department of Justice: the Bureau of Justice Statistics, the National Institute of Justice, and the Office of Juvenile Justice and Delinquency Prevention.