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. Author manuscript; available in PMC: 2009 Nov 10.
Published in final edited form as: J Neurosci. 2009 Jan 28;29(4):1244–1254. doi: 10.1523/JNEUROSCI.4341-08.2009

Table 2.

Mean Reaction Time (RT in ms) During Probabilistic Category Learning and Perceptual-Motor Control Tasks in Patients with Schizophrenia and Healthy Participants.

Probabilistic category learning
Quartile 1 Quartile 2 Quartile 3 Quartile 4
patients with schizophrenia 1553.4 (114.6) 1392.9 (90.5) 1547.4 (126.2) 1673.9 (136.8)
healthy participants 1596.2 (127.6) 1428.3 (100.8) 1467.3 (140.5) 1389.6 (152.3)
Perceptual-Motor Control
Quartile 1 Quartile 2 Quartile 3 Quartile 4
patients with schizophrenia 1300.0 (75.1) 1383.6 (118.6) 1291.5 (76.0) 1325.4 (115.9)
healthy participants 876.5 (85.3) 862.1 (134.8) 877.3 (86.4) 880.1 (131.7)

Note. Standard error in parentheses.