Table 1.

Demographic details on the included studies.

Authors and year	Sample size	M/F	Mean age + S.D	Substance	Dosage	Time elapsed between drug administration and task performance	Conditions under which the MET was administered
Dolder et al.25	22	12 M, 12 F	33 ± 11	LSD	100 µg	5 h:30 min after 100 µg dose	Laboratory
Dolder et al.25	22	12 M, 12 F	33 ± 11	LSD	200 µg	7 h:30 min after 200 µg dose	Laboratory
Thomas Pokorny et al.17	32	17 M,15 F	26.72 ± 5.34	Psilocybin	0.215 mg	160 min after substance administration	Laboratory
Mason et al.21	55	29 M, 26 F	34.8 ± 8.9	Psilocybin	1.9 mg	Morning after ingestion	Retreat
Uthaug et al.11	30	12 M, 18 F	40.18 ± 10.10	Ayahuasca	3.6 ± 0.2 mg	30 min before ingestion of ayahuasca and the morning after the ceremony	Retreat
Kiraga et al.12	19	14 M, 5 F	39 ± 11.3	Ayahuasca	57.44 (± 25.77) mg	the morning after the ceremony	Retreat