Operationalizing deployment time in police calls for service

Abstract Analyses of emergency calls for service data in the United States suggest that around 50% of dispatched police deployment time is spent on crime-related incidents. The remainder of time is spent in a social service capacity: attending well-being checks and resolving disturbances, for instan...

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Main Authors: Samuel Langton, Tim Verlaan, Stijn Ruiter
Format: Article
Language:English
Published: BMC 2023-12-01
Series:Crime Science
Subjects:
Online Access:https://doi.org/10.1186/s40163-023-00198-z
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author Samuel Langton
Tim Verlaan
Stijn Ruiter
author_facet Samuel Langton
Tim Verlaan
Stijn Ruiter
author_sort Samuel Langton
collection DOAJ
description Abstract Analyses of emergency calls for service data in the United States suggest that around 50% of dispatched police deployment time is spent on crime-related incidents. The remainder of time is spent in a social service capacity: attending well-being checks and resolving disturbances, for instance. These findings have made a considerable contribution to the discourse around public perceptions of the police and the distribution of public funds towards (or away) from law enforcement. Yet, an outstanding issue remains. No investigation has been undertaken into whether findings are robust to the different ways in which ‘time spent’ is operationalized in these studies. Using dispatch data for Amsterdam during 2019, this study compares three operationalizations of ‘time spent’. Additionally, in order to provide some context on the potential mechanisms through which these different operationalizations might yield different results, we report on dispatch numbers per incident category and provide an initial exploration into ‘multi-dispatch’ incident types. We find that general proportional breakdowns are fairly robust to the time measure used. However, for some incident categories (e.g. Health) and incident types (e.g. Shootings), analyzed in isolation, the results are not robust to the different operationalizations. We propose that the mechanism explaining this lack of robustness can be traced to the high dispatch numbers for specific incident categories and types, particularly those with an imminent threat to life. Preregistration: This study has been preregistered under the title: Scale and composition of emergency reactive police demand in Amsterdam, Netherlands ( https://osf.io/qgwv6/ ).
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spelling doaj.art-aba3699b60ea420e9dd79f6cd3da60fe2023-12-24T12:11:42ZengBMCCrime Science2193-76802023-12-011211810.1186/s40163-023-00198-zOperationalizing deployment time in police calls for serviceSamuel Langton0Tim Verlaan1Stijn Ruiter2Netherlands Institute for the Study of Crime and Law EnforcementNetherlands Institute for the Study of Crime and Law EnforcementNetherlands Institute for the Study of Crime and Law EnforcementAbstract Analyses of emergency calls for service data in the United States suggest that around 50% of dispatched police deployment time is spent on crime-related incidents. The remainder of time is spent in a social service capacity: attending well-being checks and resolving disturbances, for instance. These findings have made a considerable contribution to the discourse around public perceptions of the police and the distribution of public funds towards (or away) from law enforcement. Yet, an outstanding issue remains. No investigation has been undertaken into whether findings are robust to the different ways in which ‘time spent’ is operationalized in these studies. Using dispatch data for Amsterdam during 2019, this study compares three operationalizations of ‘time spent’. Additionally, in order to provide some context on the potential mechanisms through which these different operationalizations might yield different results, we report on dispatch numbers per incident category and provide an initial exploration into ‘multi-dispatch’ incident types. We find that general proportional breakdowns are fairly robust to the time measure used. However, for some incident categories (e.g. Health) and incident types (e.g. Shootings), analyzed in isolation, the results are not robust to the different operationalizations. We propose that the mechanism explaining this lack of robustness can be traced to the high dispatch numbers for specific incident categories and types, particularly those with an imminent threat to life. Preregistration: This study has been preregistered under the title: Scale and composition of emergency reactive police demand in Amsterdam, Netherlands ( https://osf.io/qgwv6/ ).https://doi.org/10.1186/s40163-023-00198-zPoliceCalls for serviceDemand
spellingShingle Samuel Langton
Tim Verlaan
Stijn Ruiter
Operationalizing deployment time in police calls for service
Crime Science
Police
Calls for service
Demand
title Operationalizing deployment time in police calls for service
title_full Operationalizing deployment time in police calls for service
title_fullStr Operationalizing deployment time in police calls for service
title_full_unstemmed Operationalizing deployment time in police calls for service
title_short Operationalizing deployment time in police calls for service
title_sort operationalizing deployment time in police calls for service
topic Police
Calls for service
Demand
url https://doi.org/10.1186/s40163-023-00198-z
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