Abstinence Research Summary

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Dallery & Glenn (2007) conducted a study to test the practicability of an internet-based method to obtain objective evidence of smoking abstinence, in which they delivered vouchers for evidence of abstinence. The participants were required to e-mail two video clips per day, which exhibited them exhaling their breath into a monitor, waiting for the monitor to transfer a signal sound, and visibly displaying the reading on the CO monitor. Abstinence was measured by the output of breath carbon monoxide, and vouchers with a monetary value were delivered upon evidence of abstinence. Each participant had a web page prepared to monitor the results of their CO monitor, their cumulative voucher earnings, and provided a link that directed the participant

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