Table 1.

Demographic baseline characteristics of study participants.

Characteristic			Total sample (N=102)		Experimental group: psychedelic art (n=50)		Control group: scenery (n=52)
Age (y), mean (SD)			24.5 (2.8)		24.6 (3.1)		24.4 (2.6)
Gender, n (%)
	Woman	77 (75.5)		39 (78.0)		38 (73.1)
	Man	21 (20.6)		9 (18.0)		12 (23.1)
	Nonbinary	4 (3.9)		2 (4.0)		2 (3.8)
	Prefer not to say	0 (0)		0 (0)		0 (0)
Race, n (%)
	American Indian or Alaska Native	0 (0)		0 (0)		0 (0)
	Asian	51 (50.0)		30 (60.0)		21 (40.4)
	Black or African American	8 (7.8)		3 (6.0)		5 (9.6)
	Multiracial	3 (2.9)		3 (6.0)		0 (0)
	Native Hawaiian or Other Pacific Islander	0 (0)		0 (0)		0 (0)
	Prefer not to say	7 (6.9)		1 (2.0)		6 (11.5)
	White	33 (32.4)		13 (26.0)		20 (38.5)
Recent stress level, mean (SD)			3.4 (0.9)		3.5 (0.8)		3.3 (1.0)
Hours of sleep the night before the experiment, mean (SD)			6.9 (1.1)		7.1 (1.0)		6.8 (1.1)
Quality of sleep the night before the experiment, mean (SD)			3.5 (0.8)		3.5 (0.8)		3.5 (0.8)
Self-reported diagnosis of mental health condition, n (%)
	0 condition	66 (64.7)		32 (64.0)		34 (65.4)
	1 condition	18 (17.6)		9 (18.0)		9 (17.3)
	2 conditions	11 (10.8)		6 (12.0)		5 (9.6)
	3 conditions	7 (6.9)		3 (6.0)		4 (7.7)
Individuals with diagnosed mental health conditions, n (%)
	Anxiety disorder	23 (22.5)		13 (26.0)		10 (19.2)
	Attention-deficit/hyperactivity disorder	16 (15.7)		10 (20.0)		6 (11.5)
	Bipolar disorder	1 (1.0)		0 (0)		1 (1.9)
	Depression	11 (10.8)		4 (8.0)		7 (13.5)
	Eating disorder	3 (2.9)		1 (2.0)		2 (3.8)
	Obsessive-compulsive disorder	4 (3.9)		2 (4.0)		2 (3.8)
	Psychosis	1 (1.0)		0 (0)		1 (1.9)
	Posttraumatic stress disorder	1 (1.0)		0 (0)		1 (1.9)
	Schizophrenia	1 (1.0)		1 (2.0)		0 (0)