Table 4.

Comparison of Cognitive Performance Tests and Psychomotor Speed Between the Outpatients with Synthetic Cannabinoid Use Disorder and Healthy Control Groups

	SC users		Controls
Tests	Mean	SD	Mean	SD	ta	p
AMIPB-B	56.96	19.67	71.27	18.42	−2.980	0.004*
FTT, dominant hand	50.18	6.87	57.48	5.31	−4.739	<0.001*
FTT, nondominant hand	46.57	4.81	51.36	5.18	−3.792	<0.001*
MOCA total score	24.20	2.12	27.18	1.68	−6.200	<0.001*
MOCA subtests
Memory	3.10	1.47	3.63	1.02	−1.692	0.096

	Median (25–75% values)	Median (25–75% values)	zb
Visuospatial/executive	4 (4–4)	5 (4–5)	−4.278	<0.001*
Naming	3 (2–3)	3 (3–3)	−1.638	0.101
Attention	6 (5–6)	6 (5–6)	−0.474	0.636
Language	2 (1–2.25)	3 (2–3)	−4.075	<0.001*
Abstraction	1 (1–1)	2 (2–2)	−6.397	<0.001*

^aIndependent sample t-test.

^bMann–Whitney U test.

^*p<0.05/5=p<0.01 by using Bonferroni correction for independent sample t-test and Mann–Whitney U test.

AMIPB-B, Adult Memory and Information Processing Battery-B form; FTT, Finger-Tapping Test; MOCA, The Montreal Cognitive Assessment test.