Table 1 Demographics of study participants.

From: Inter-individual variability in neural response to low doses of LSD

 

Placebo (N = 24)

LSD (N = 23)

Sex (male/female)

12 / 12

12 / 11

Mean age ± SD (min-max)

36.3 ± 18.2 (18–64)

35.9 ± 14.4 (21–63)

Educational levela

Higher education

16

14

Vocational/secondary education

8

9

Prior experience with psychedelicsa

2-CB

1

0

Ayahuasca

2

1

DMT

1

0

Ketamine

1

3

LSD

5

6

Psilocybin

12

8

Khat

0

1

XTC (MDMA)

5

8

No prior experience with psychedelics

11

14

  1. aData are number of participants