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The Effects of Sanction Intensity on Criminal Conduct - JDAI Helpdesk

The Effects of Sanction Intensity on Criminal Conduct - JDAI Helpdesk

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compared to c<strong>on</strong>trols; however, there is no statistical difference between these groups (Q B<br />

= .04, p ≤ .835; high: N = 11, OR = 1.67, p ≤ .06; low: N = 4, OR = 1.49, p ≤ .407).<br />

C<strong>on</strong>clusi<strong>on</strong><br />

<str<strong>on</strong>g>The</str<strong>on</strong>g> aim <str<strong>on</strong>g>of</str<strong>on</strong>g> this study was to systematically review and synthesize the most<br />

rigorous available evidence <strong>on</strong> the effects <str<strong>on</strong>g>of</str<strong>on</strong>g> changing probati<strong>on</strong> intensity <strong>on</strong><br />

probati<strong>on</strong>ers’ criminal c<strong>on</strong>duct. We identified and coded 239 potential evaluati<strong>on</strong>s <str<strong>on</strong>g>of</str<strong>on</strong>g><br />

increased intensity (intensive supervisi<strong>on</strong> probati<strong>on</strong> or ISP), and assessed a total <str<strong>on</strong>g>of</str<strong>on</strong>g> 47<br />

individual treatment-comparis<strong>on</strong> c<strong>on</strong>trasts – 38 randomized trials and 9 quasiexperiments<br />

– as eligible for inclusi<strong>on</strong> in a meta-analysis.<br />

Despite our comprehensive approach to identifying a body <str<strong>on</strong>g>of</str<strong>on</strong>g> research spanning<br />

over fifty years, we were unable to find any evidence to c<strong>on</strong>tradict prior reports that<br />

suggest ISP ‘does not work’ (e.g., Petersilia & Turner, 1993; Sherman et al., 1997;<br />

MacKenzie, 2006b). Although in general the experience <str<strong>on</strong>g>of</str<strong>on</strong>g> ISP does not appear to<br />

substantially increase re<str<strong>on</strong>g>of</str<strong>on</strong>g>fending am<strong>on</strong>g participants, they do not appear to fare any<br />

better than their counterparts <strong>on</strong> regular probati<strong>on</strong> for the extra supervisi<strong>on</strong> they receive.<br />

In additi<strong>on</strong>, and again c<strong>on</strong>sistent with the prior research, we found that ISP was<br />

associated with an overall increase in technical violati<strong>on</strong>s across the studies we reviewed.<br />

In our examinati<strong>on</strong> <str<strong>on</strong>g>of</str<strong>on</strong>g> potential moderator variables, we found no policy-relevant<br />

program features that indicated any circumstances under which ISP may be more<br />

successful. Our <strong>on</strong>ly significant finding that is not affected by small cell frequencies or<br />

substantial statistical uncertainty is that ISP appears more successful in programs written<br />

37

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