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4 National Crime Victimization Survey
Pages 49-70

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From page 49...
... It is the source of data for an annual BJS publication, Criminal Victimization, and numerous other regular and special reports. Over its history, the NCVS (and its predecessor the National Crime Survey)
From page 50...
... Finally, the commission said, the UCR lacked information about the victims, the victimization incidents, and the offenders that is needed to develop effective policy choices. The commission recommended the development of a national crime survey (President's Commission on Law Enforcement and the Administration of Justice, 1967; Rennison and Rand, 2007)
From page 51...
... Development Since the 1991 Redesign In July 1991, the name of the redesigned survey was changed to the National Crime Victimization Survey. The new survey questionnaire included revisions that were viewed as a major improvement over its predecessor (Bachman and Taylor, 1994)
From page 52...
... . Surveying Victims: Options for Conducting the National Crime Victimization Survey (National Research Council, 2008, p.
From page 53...
... "Unit" listings are those residential units included in the Master Address File developed for the 2000 census.4 "Permit" listings represent new construction and are taken from building permits for new residential units since the 2000 census. "Area" listings are generated from periodic canvassing of selected census blocks within the PSUs and consist of identified residential units that are not on the other three frames.
From page 54...
... "Area" listings are generated from periodic canvassing of selected census blocks within the PSUs and consist of identified residential units that are not on the other three frames. Noninstitutional "group quarters" are those living quarters identified for the 2000 census "where people live or stay, in a group living arrangement, that is owned or managed by an entity or organization providing housing and/or services for the resident." NOTES: Target population is the noninstitutionalized U.S.
From page 55...
... In each NSR stratum: o 152 NSR PSUs were randomly selected. • 1 PSU is randomly chosen from each • In October 1996, the PSU sample size was stratum with probability proportional reduced to 203.
From page 56...
... . The NCVS sample excludes other specified institutionalized group quarters, such as military barracks, merchant vessels, correctional facilities, halfway houses, and skilled nursing facilities (Bureau of Justice Statistics, 2008b)
From page 57...
... 57 SOURCE: Data provided to panel by Bureau of Justice Statistics (personal communication)
From page 58...
... by Data Collection Panels (P1-P6) Within a Rotation Group Months in Year 1 Months in Year 2 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 P1 x x x x x I x x x x x I x x x x x I x x x x x I P2 x x x x x I x x x x x I x x x x x I x x x x x P3 x x x x x I x x x x x I x x x x x I x x x x P4 x x x x x I x x x x x I x x x x x I x x x P5 x x x x x I x x x x x I x x x x x I x x P6 x x x x x I x x x x x I x x x x x I x Months in Year 3 Months in Year 4 P1 x x x x x I x x x x x I x x x x x I P2 I x x x x x I x x x x x I x x x x x I P3 x I x x x x x I x x x x x I x x x x x I P4 x x I x x x x x I x x x x x I x x x x x I P5 x x x I x x x x x I x x x x x I x x x x x I P6 x x x x I x x x x x I x x x x x I x x x x x I SOURCE: Data from Bureau of Justice Statistics (2008b)
From page 59...
... ; incapacitated persons; and individuals absent from the household during the entire period of field interviewing. SURVEY INSTRUMENTS Three survey instruments support the NCVS: the control card, the basic screen questionnaire, and the incident report.11 Respondents are first screened to determine whether they experienced an incident in which they were victimized during the past 6-month period.
From page 60...
... Several cue screening questions deal specifically with physical attacks, threats, or sexual activity. Since [end date for 6-month reference period]
From page 61...
... If the respondent replies yes to any of the cue screening questions, then he or she is asked to briefly describe in his or her own words what happened. Incident Report In the incident report, the respondent is further queried in detail about each incident reported in the screener.
From page 62...
... Incidents involving sexual violence or unwanted activity are coded into one of several distinct categories: completed rape, attempted rape, sexual assault with serious assault, sexual assault with minor assault, sexual assault without injury, unwanted sexual contact without force, verbal threat of rape, and verbal threat of sexual assault. Figure 7-4 in Chapter 7 shows a flow chart of this process.
From page 63...
... are adjusted to minimize the effect of telescoping on what is an unbounded interview.13 The adjustment factor is calculated based on the following ratio. TIS stands for "time in sample." Thus TIS 1 refers to respondents who are 12  The estimation procedures for the NCVS are described in Survey Methodology for Criminal Victimization in the United States (Bureau of Justice Statistics, 2008b)
From page 64...
... A similar adjustment is made for initial interviews in other TIS groups, 2 through 6, denoted as a for reinstated sample cases: Weighted number of crimes in TIS a _____________________________________________ Adjustment Weighted total of cases in TIS a factor TIS a = ____________________________________________ Weighted number of crimes in TIS 1 _____________________________________________________ Weighted total of cases in TIS 1 The final weight also includes ratio adjustments to known population totals based on the adjusted counts from the most recent census (currently 2010)
From page 65...
... Until recently, the NCVS estimates published in Criminal Victimization excluded series victimizations (or included them as a single victimization in certain special reports) , which clearly undercounted the total number of all types of victimizations, including rape and sexual assault.
From page 66...
... The number of all violent crime victimizations in 2011 was only 35 percent of the number estimated for 1993 (calculated using the NCVS victimization analysis tool, Bureau of Justice Statistics, n.d.-a)
From page 67...
... . SOURCE: Data from the NCVS victimization analysis tool, Bureau of Justice Sta Figure 4-1 tistics (n.d.-a)
From page 68...
... bThe estimates published in BJS Criminal Victimization, 1993, 1994, 1995 were revised in 1996 to reflect a methodology change to estimate victimizations for the "collection year" rather than the year in which the victimization occurred. cBased on errata issued by BJS on June 16, 2011.
From page 69...
... NATIONAL CRIME VICTIMIZATION SURVEY 69 Series Criminal Victimization Counted up to Ten Incidents Standard Error for Criminal Victimization Standard Number of Criminal Number of Criminal Rate per 1,000 People, Error for Victimizations Victimizations Aged 12+ Rate NA NA NA 898,239 71,348 4.3 .33 674,291 47,198 3.2 .22 563,249 42,418 2.6 .20 437,198 37,345 2.0 .17 553,523 48,035 2.5 .21 391,101 39,935 1.8 .18 591,460 49,907 2.6 .22 366,747 39,485 1.6 .17 476,578 46,216 2.1 .20 349,805 38,253 1.5 .17 325,311 36,759 1.4 .15 255,769 33,339 1.1 .14 207,760 32,551 0.8 .13 463,598 50,305 1.9 .20 248,277 32,924 1.0 .13 349,691 42,837 1.4 .17 305,574 39,443 1.2 .16 268,574 36,057 1.0 .14 243,803 34,800 0.9 .14


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