. Author manuscript; available in PMC: 2016 Jun 3.

Published in final edited form as: J Int Neuropsychol Soc. 2015 Jun 3;21(5):330–341. doi: 10.1017/S1355617715000314

Table 2.

Cognitive performance between samples

Cognitive Domain / Individual Tasks	BD Group	HC Group	p-value	Cohen's d
Working Memory Accuracy	78.21 (13.89) %	85.20 (9.33) %	0.031	0.702
Delayed Match-to-Sample Task	79.10 (13.11) %	86.38 (12.03) %
N-Back Task	77.32 (20.20) %	84.02 (11.85) %
Processing Speed	35.08 (13.12) s	29.41 (11.53) s	0.087	0.494
Letter Sequencing Task	34.92 (17.62) s	29.85 (11.84) s
Number Sequencing Task	35.23 (14.63) s	28.97 (12.78) s

Mean and standard deviation in parentheses are presented for each group along with the results of an independent samples t-test assuming unequal variances. Test results including p-value and effect size Cohen’s d provided. BD: bipolar disorder patients; HC: healthy comparison participants; %: percent correct; s: seconds.