National Archive of Criminal Justice Data

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.

Police Performance and Case Attrition in Los Angeles County, 1980-1981 (ICPSR 9352) RSS

Principal Investigator(s):

Summary:

The purpose of this data collection was to investigate the effects of crime rates, city characteristics, and police departments' financial resources on felony case attrition rates in 28 cities located in Los Angeles County, California. Demographic data for this collection were obtained from the 1983 COUNTY AND CITY DATA BOOK. Arrest data were collected directly from the 1980 and 1981 CALIFORNIA OFFENDER BASED TRANSACTION STATISTICS (OBTS) data files maintained by the California Bureau of Criminal Statistics. City demographic variables include total population, minority population, population aged 65 years or older, number of female-headed families, number of index crimes, number of families below the poverty level, city expenditures, and police expenditures. City arrest data include information on number of arrests disposed and number of males, females, blacks, and whites arrested. Also included are data on the number of cases released by police, denied by prosecutors, and acquitted, and data on the number of convicted cases given prison terms.

Access Notes

  • These data are freely available.

Dataset(s)

DS0:  Study-Level Files
DS1:  Data, Section 1 - Download All Files (0.9 MB)
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DS2:  Data, Section 2 - Download All Files (0.9 MB)
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DS3:  Data, Section 3 - Download All Files (0.9 MB)
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DS4:  Data, Section 4 - Download All Files (0.9 MB)
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DS5:  Data, Section 5 - Download All Files (0.9 MB)
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DS6:  Data, Section 6 - Download All Files (0.9 MB)
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DS7:  Data, Section 7 - Download All Files (0.9 MB)
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Study Description

Citation

Petersilia, Joan, Allan Abrahamse, and James Q. Wilson. Police Performance and Case Attrition in Los Angeles County, 1980-1981. ICPSR09352-v1. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 1990. http://doi.org/10.3886/ICPSR09352.v1

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Funding

This study was funded by:

  • United States Department of Justice. Office of Justice Programs. National Institute of Justice (85-IJ-CK-0072)

Scope of Study

Subject Terms:   cities, crime rates, felony offenses, police departments, police performance, population characteristics

Geographic Coverage:   California, United States

Time Period:  

  • 1980--1981

Date of Collection:  

  • 1985

Universe:   Cities in Los Angeles County, California.

Data Types:   aggregate data

Data Collection Notes:

The data for the 28 cities are broken into 7 files.

Methodology

Sample:   Eligible cities met all of the following criteria: (1) the city's demographic data were published in the 1983 COUNTY AND CITY DATA BOOK, (2) the police department made more than 300 felony arrests per year, and (3) the police department agreed to participate in the study. Fifteen arresting agencies, including the Los Angeles Police Department and Los Angeles County Sheriff's Office, were excluded.

Data Source:

(1) 1983 COUNTY AND CITY DATA BOOK, and (2) CALIFORNIA OFFENDER BASED TRANSACTION STATISTICS, 1980 and 1981

Version(s)

Original ICPSR Release:  

Version History:

  • 2006-01-18 File CB9352.PDF was removed from any previous datasets and flagged as a study-level file, so that it will accompany all downloads.

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