Optimising Alcohol Interlock Program Performance

The evidence for the effectiveness of alcohol interlock programs (AIP) was examined. Interest centred on understanding the individual impact of specific elements that can be incorporated within a program. The overall aim was to formulate the optimal design for an alcohol interlock program. An explor...

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Main Authors: Paul L Roberts, Lynn B Meuleners
Format: Article
Language:English
Published: Australasian College of Road Safety 2023-11-01
Series:Journal of Road Safety
Online Access:https://doi.org/10.33492/JACRS-D-21-00042
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author Paul L Roberts
Lynn B Meuleners
author_facet Paul L Roberts
Lynn B Meuleners
author_sort Paul L Roberts
collection DOAJ
description The evidence for the effectiveness of alcohol interlock programs (AIP) was examined. Interest centred on understanding the individual impact of specific elements that can be incorporated within a program. The overall aim was to formulate the optimal design for an alcohol interlock program. An exploratory review of the literature was conducted to inform the development of a model AIP program. This model design can be used to inform the development of new AIP, guide evaluations of existing AIP, and suggest improvements to AIP. Four key metrics of the effectiveness of AIP were identified: offence recidivism, crashes, breath test violations, and program participation. Two factors have a positive impact on participation: reducing cost, and shorter suspension periods in exchange for participation in the program. There is significant evidence that alcohol interlocks reduce drink driving recidivism while installed, and some evidence that they reduce crashes. However, there was a reduction in impact once the device was removed from the vehicle, and recidivism may return to pre-instalment levels unless additional measures are included in the program. An education and treatment component appears to be important for reducing post-program recidivism. Key elements of this education and treatment component include a focus on separating drinking and driving, use of interlock data in counselling and therapy, and the ability to provide a range of therapeutic approaches that vary in intensity, and which can be escalated based on interlock performance data and guided by standardised alcohol assessment instruments.
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spelling doaj.art-75b866eaf05240128b6878e87dc2cdd62024-01-27T01:38:20ZengAustralasian College of Road SafetyJournal of Road Safety2652-42602652-42522023-11-01344Optimising Alcohol Interlock Program PerformancePaul L RobertsLynn B MeulenersThe evidence for the effectiveness of alcohol interlock programs (AIP) was examined. Interest centred on understanding the individual impact of specific elements that can be incorporated within a program. The overall aim was to formulate the optimal design for an alcohol interlock program. An exploratory review of the literature was conducted to inform the development of a model AIP program. This model design can be used to inform the development of new AIP, guide evaluations of existing AIP, and suggest improvements to AIP. Four key metrics of the effectiveness of AIP were identified: offence recidivism, crashes, breath test violations, and program participation. Two factors have a positive impact on participation: reducing cost, and shorter suspension periods in exchange for participation in the program. There is significant evidence that alcohol interlocks reduce drink driving recidivism while installed, and some evidence that they reduce crashes. However, there was a reduction in impact once the device was removed from the vehicle, and recidivism may return to pre-instalment levels unless additional measures are included in the program. An education and treatment component appears to be important for reducing post-program recidivism. Key elements of this education and treatment component include a focus on separating drinking and driving, use of interlock data in counselling and therapy, and the ability to provide a range of therapeutic approaches that vary in intensity, and which can be escalated based on interlock performance data and guided by standardised alcohol assessment instruments.https://doi.org/10.33492/JACRS-D-21-00042
spellingShingle Paul L Roberts
Lynn B Meuleners
Optimising Alcohol Interlock Program Performance
Journal of Road Safety
title Optimising Alcohol Interlock Program Performance
title_full Optimising Alcohol Interlock Program Performance
title_fullStr Optimising Alcohol Interlock Program Performance
title_full_unstemmed Optimising Alcohol Interlock Program Performance
title_short Optimising Alcohol Interlock Program Performance
title_sort optimising alcohol interlock program performance
url https://doi.org/10.33492/JACRS-D-21-00042
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