Table 3. Acceptance and Feasibility of the Interventions.

Variable	Active control interventionb	Engagement interventionc	Test statistic	Effect size [95% CI]
Overall rating	5.3 (2.5)	8.4 (1.6)	t(18) = 3.63, p = .002	Cohen’s d = 1.48 [0.55; 2.41]
‘Are you motivated to engage in therapy?’	8.1 (2.5)	8.7 (1.7)	U = 86.5, p = .65	Cliff’s d = .11 [-.34; .51]
‘After using the tool, do you feel better prepared for therapy?’	3.6 (3.1)	7.0 (2.6)	U = 115, p = .013	Cliff’s d = .60 [.10; .86]
‘Would you recommend this tool to other patients?’	7.2 (2.8)	7.9 (2.1)	U = 94, p = .62	Cliff’s d = .12 [-.33; .53]
‘Was the tool easy to handle?a	8.0 (2.7)	9.4 (1.1)	U = 21.5, p = .50	Cliff’s d = .23 [-.45; .74]
Use of the intervention without assistance [N (%)]	5 (45.5)	7 (50)	χ2(1) = 0.0009, p = .98	phi = 0.08
Time working with the intervention (minutes)	31.7 (6.8)	49.6 (6.9)	t(23) = 6.34, p < .001	Cohen’s d = 2.61 [1.51; 3.71]

Note. Unless otherwise indicated, M (SD) are presented. Rating scales ranged from 0 ‘no, not at all’ to 10 ‘yes, absolutely’.

^aOnly participants that used the intervention without assistance. ^bN = 12. ^cN = 14.