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. Author manuscript; available in PMC: 2017 Feb 28.
Published in final edited form as: Psychiatry Res. 2015 Dec 31;236:53–57. doi: 10.1016/j.psychres.2015.12.035

Table 1.

Percent accuracy and reaction time by exposure category

Previous exposures
0 1 3 5 7 T-test (1 vs. 7)
mean (sd) mean (sd) mean (sd) mean (sd) mean (sd) t d p

Percent accuracy 0.73 (0.15) 0.45 (0.23) 0.67 (0.21) 0.77 (0.21) 0.86 (0.16) −12.31 −2.07 <0.001

Reaction time (ms) 1317 (342) 1312 (417) 1266 (503) 1161 (344) 1087 (294) 4.44 0.62 <0.001

Note: standard deviation (sd); reaction time (ms).