Table 2.

Ratings of adherence to intrusive memory diary and general impact of intrusive memories (n=1).

Item	Session 1	Session 2	Session 3	Session 4	Session 5	Session 6	1-month follow-up	3-month follow-up
Diary accuracya	8	9	8	9	8	9	7	8
Intrusions vividnessb	7	8	6	9	8	6	4	3
Intrusions distressc	6	6	4	8	5	4	3	1
Tetris gameplayd	N/Ae	4	10	5	2	4	1	0

^aHow accurately did you fill out the diary? 0=not at all; 10=very accurately.

^bDuring the last week, how vivid were your intrusive memories? 0=not at all; 10=very vivid.

^cDuring the last week, how distressing were your intrusive memories? 0=not at all; 10=very distressing.

^dHow often did you manage to play Tetris after you experienced an intrusive memory? 0=never; 10=every time.

^eN/A: not applicable.