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. Author manuscript; available in PMC: 2010 Jun 1.
Published in final edited form as: Drug Alcohol Depend. 2009 Mar 25;102(1-3):108–115. doi: 10.1016/j.drugalcdep.2009.02.005

Table 3.

Average Resources Consumed per Participant in Each Treatment Arma

Standard Treatment (N = 38) Voucher CM (N = 53) Prize CM (N = 50)
Counseling sessions (#) 13.4 (11.8) 16.5 (10.8) 19.6 (11.1)
Tests (#) 9.7 (5.7) 13.4 (5.7) 14.2 (5.4)
Extra education sessions (#) 5.6 (3.6) 0 (0) 0 (0)
Incentives
 Activity selection sessions (#) 0 (0) 8.2 (3.8) 9.3 (3.7)
 Voucher/prize selection sessions (#) 0 (0) 12.6 (6.2) 13.7 (5.9)
 Vouchers/prizes awarded ($) 0 (0) 314 (287) 307 (264)
a

Values represent means and standard deviations (parentheses).