. Author manuscript; available in PMC: 2021 Apr 15.

Published in final edited form as: J Affect Disord. 2017 Jan 23;212:38–45. doi: 10.1016/j.jad.2017.01.024

Table 3.

Test-retest Reliability of Response Cost

Variables	Visit 1	Visit 2	Pearson’s r	Intraclass Correlations (ICC)	Difference Score
	Mean (SD)	Mean (SD)	Pearson’s r	Intraclass Correlations (ICC)	Difference Score
Non-Frustration Runs
Accuracy (%)	−5.25 (8.73)	−7.80 (10.50)	.55^***	.70^***	−2.55
RT (ms)	80.80 (53.85)	85.46 (49.65)	.41^**	.58^***	4.66
Frustration Runs
Accuracy (%)	−38.04 (21.38)	−35.39 (23.15)	.47^***	.64^***	2.65
RT (ms)	119.52 (81.25)	126.21 (75.60)	.28^**	.44^***	6.69

Note. RT = reaction time; ms = milliseconds.

^**

p < .01;

^***

p < .001.