Table 3.

fMRI imagery scripts

At home	Outside the home
Baseline imagery
1) Imagine as vividly as possible that you are at home. 2) Imagine you are relaxing at home.	1) Imagine as vividly as possible that you are in a club. 2) Imagine you are relaxing in the club.
Drug imagery
1) Imagine as vividly as possible that you are at home.	1) Imagine as vividly as possible that you are in a club.
2) Imagine using heroin at home.	2) Imagine using heroin in the club.
or	or
1) Imagine as vividly as possible that you are at home.	1) Imagine as vividly as possible that you are in a club.
2) Imagine using cocaine at home.	2) Imagine using cocaine in the club.