Table 3.

Description of standardized instruments (Service user questionnaire).

Measures and references	Description	Cronbach’s Alpha Coefficients from original validation	Cronbach’s Alpha Coefficients from the original validation in French and reference
Drug Abuse Screening Test (DAST-20) [53]	20 items; (2 point scale); Rating: 0 to 20; Higher = more negative	0.92	N/A
Alcohol Use Disorders Identification Test (AUDIT) [54]	10 items; (5 point scale); Rating: 10 to 50; Higher = more negative	0.80	0.87 [55]
Montreal Assessment of Need Questionnaire (MANQ) [56]	Seriousness of needs; 26 items; (11 point scale); Rating: 0 to 260; Higher = more negative	N/A	N/A
	Adequacy of help received [57]; 26 items (quality and quantity); (11 point scale); Rating: 0 to 520; Higher = more positive	0.91	0.91 [56]
Alberta Continuity of Services Scale for Mental Health (ACSS-MH) [58]	43 items; (5 point scale); Rating: 0 to 215; Higher = more positive	0.78-0.92	N/A
Recovery Assessment Scale (RAS) [59]	41 items; (10 point scale); Rating: 0 to 410; Higher = more positive	0.93	0.92 [60]
Satisfaction with Life Domains scale (SLDS) [61]	20 items; (7 point scale); Rating: 0 to 140; Higher = more positive	0.92	0,90 [62]