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Table 2 Secondary outcome measure questionnaires

From: DIAMOND (DIgital Alcohol Management ON Demand): a mixed methods feasibility RCT and embedded process evaluation of a digital health intervention to reduce hazardous and harmful alcohol use

Item

Description

Collected at baseline

Collected at 1 month

Collected at 3 months

Demographic characteristics

Age, sex, ethnic group, highest educational attainment and area deprivation (measured by Index of Multiple Deprivation [69])

✓

✗

✗

LDQ

Leeds Dependence Questionnaire, a 10-item questionnaire [44]

✓

✗

✗

Unit consumption of alcohol per week

TOT-AL, an online beverage-specific measure [22] which requires participants to enter the type and quantity of alcohol drinks consumed on each day of the past week

✓

✓

✓

AUDIT

Alcohol Use Disorders Identification Test [6], a 10-item questionnaire developed by the World Health Organization to identify problem drinking

✓

✗

✓

CORE-10

Clinical Outcomes in Clinical Evaluation questionnaire, [23], a 10-item questionnaire to measure current psychological global distress score developed and validated as a non-proprietary measure of psychological distress

✓

✗

✓

SCQ-8

Situational Confidence Questionnaire, [25], an 8-item questionnaire to measure confidence in avoiding alcohol in a range of situations

✓

✗

✓

CSQ-8

Client Satisfaction Questionnaire, an 8-item questionnaire developed to measure satisfaction with care provided by mental health services, [26, 27] and also used for assessing satisfaction with alcohol and other substance misuse programmes [28]

✗

✗

✓

Attendance

Whether participant attended CDAS or used HeLP-Alcohol at 1 month

✗

✓

✗

Adherence to the intervention (for those randomised to this arm),

Measured through automated recording of numbers of log-ins and numbers of pages visited at each log-in

✗

✗

✓

Other sources of support accessed during treatment

Using a drop down menu of options: group therapy, horticulture, acupuncture, art therapy, other therapies (participant to state in free text)

✗

✓

✓