Table 1 Data collected during the BLEND-A study

 Sociodemographics and treatment data

National Alcohol Treatment Register (NAB)

Gender, age, education, etc. and treatment duration and intensity as well as prior treatment.

[51, 52]

Treatment entry and treatment completion

 Compliance

National Alcohol Treatment Register (NAB)

Treatment retention and type of treatment conclusion (i.e. dropout or completion).

Registered on continuous basis in the national register

 Alcohol consumption

Alcohol Use Disorders Identification Test (AUDIT)

Items from the AUDIT: Quantitiy/frequency measure of alcohol consumption.

[53]

Treatment entry and 6-month follow-up post treatment

 AUD severity

Alcohol Use Disorders Identification Test (AUDIT)

AUDIT asesses AUD, alcohol consumption, drinking behaviors, and alcohol-related problems

[53]

Treatment entry and 6-month follow-up post treatment

Alcohol Dependence Scale (ADS):

ADS measure the severity of alcohol dependence symptoms.

[54, 55]

Treatment entry and 6-month follow-up post treatment

Short Inventory of Problems-2 Revision (SIP-2R)

SIP-2R evaluates alcohol-related problems.

[56]

Treatment entry and 6-month follow-up treatment

National Alcohol Treatment Register/ Addiction severity Index (ASI)

ASI assesses multidimesional addiction severity related to various domains: alcohol and drug use, physical and mental health, employment, legal problems and social functioning.

[51, 52]

Treatment entry and treatment conclusion

 Quality of life

European Quality of life - 5 Dimensions (EQ5D)

EQ5D evaluates quality of life on five dimensions: mobility, self-care, usual activities, pain/discomfort, and anxiety/depression.

[57, 58]

Treatment entry and 6-month follow-up post treatment.

 Usability of blended treatment

System Usability Scale (SUS)

SUS evaluates the usability of the web-based treatment system.

[59]

6-month follow-up post treatment.