Table 3.

Mean (SD) trust ratings of each opponent type in each treatment session^a

	Experimental session
Opponent type	Placebo	MDMA
Trustworthy	4.8 (1.2)	5.0 (1.4)
Untrustworthy	2.0 (1.2)	2.2 (1.4)
Game server	2.9 (1.6)	3.2 (1.5)

^aRating scale 1–7.