The authors concluded that positive results of drug test uptake at the time of arrest is an right predictor of future criminal activity, and is a better predictor of such activity than is prior criminal history. The conclusion handily ignored the methodological problems with the investigate reported in the article. As noted at an earlier point in this critique, With assess to arrestee drug testing, the authors limited the types of drugs included in the sample data to cocaine, PCP, and opiates. The author's utter that these drugs were included in the sample data because their use was found to be higher among arrestees than were other drugs.
The maximum use among arrestees of other drugs was three portion, according to the author's with modal use levels in the one part to two percentage range. The authors noted than an exclusion to this case was marijuana, for which sevenpercent of the arrestee sample tested positive. The authors stated that marijuana use was excluded from the sample data because past research had not shown marijuana to be related to future criminal behavior. Nevertheless, the authors failed to discuss the fact that fewer of the arrestee sample tested positive for PCP (5.6 percent) than tested positive for marijuana (7.0 percent). The authors, thus, left themselves open up to the charge that they used other than objective criteria in the pickax of sample data, and purposefully excluded data related to arrestee positive testing for marijuana because it would invalidate their predetermined conclusions that positive drug test results at the time of arrest is a valid and original indicator of future criminal behavior.
The Data Used in the Current Research Section of the Article
The authors noted that 52 percent of the members of the sample testing positive for drug use at the time of arrest also had prior criminal records. Overall, 64.2 percent of the sample members had prior criminal records, while only 56.7 percent tested positive
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