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. Author manuscript; available in PMC: 2014 Jun 1.
Published in final edited form as: J Res Adolesc. 2012 Nov 16;23(2):345–356. doi: 10.1111/jora.12001

Table 1.

Mean Reaction Times in ms. and Tests of Condition Effects for the Point Scoring Reaction Time Task Revised for Children

No Reward Block Reward Block Post Punishment Block
Non-punishment cue trials Punishment cue trials
Wave 1 866.5 (192.9) 761.2 (177.9) F(1,758)=557.8
Cohen's d = .85		 734.9 (207.3) 823.2 (260.0) F(1,758)=214.5
Cohen's d = .53
Wave 2 754.3 (166.7) 636.4 (142.5) F(1,701)=812.6
Cohen's d = .85		 618.8 (166.5) 682.9 (220.9) F(1,701)=133.8
Cohen's d = .22
Wave 3 688.4 (153.5) 572.0 (127.4) F(1,681)=962.8
Cohen's d = 1.06		 562.1 (151.8) 581.8 (175.1) F(1,681)=18.02
Cohen's d = .16

Note: N = 759 for Wave 1, N=710 for Wave 2, N=685 for Wave 3. Standard deviations are in parentheses.