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Trial registered on ANZCTR

Registration number
Ethics application status
Date submitted
Date registered
Date last updated
Type of registration
Retrospectively registered

Titles & IDs
Public title
Memo multimedia mobile phone lifeskills programme for teenagers
Scientific title
A randomised controlled trial of a multimedia mobile phone programme to reduce depressive symptoms in adolescents compared to an attention control mobile phone programme
Secondary ID [1] 273321 0
Robyn Whittaker
Universal Trial Number (UTN)
Trial acronym
Linked study record

Health condition
Health condition(s) or problem(s) studied:
depressive symptoms 4427 0
Condition category
Condition code
Mental Health 4694 4694 0 0

Study type
Description of intervention(s) / exposure
A multimedia programme delivered solely by mobile phone that has been developed by experts based on cognitive behavioural therapy. Two text/video/animated messages will be sent each day for two months, with access to the information via a mobile website for up to 12 months.
Intervention code [1] 4155 0
Intervention code [2] 4170 0
Comparator / control treatment
An attention control programme with the same frequency of text/video messages, animations (two messages/day for two months) & access to a mobile website (for 12 months).
Control group

Primary outcome [1] 5560 0
Change in depressive symptoms as measured by the Child Depression Rating Scale-Revised (CDRS-R).
Timepoint [1] 5560 0
Post-programme and 12 months post-randomisation
Secondary outcome [1] 9367 0
Self-rated depressive symptoms assessed via the Reynolds Adolescent Depression Score (RADS-2), Moods & Feelings Questionnaire
Timepoint [1] 9367 0
Post-programme and 12 months post-randomisation
Secondary outcome [2] 9368 0
Overall functioning and quality of life assessed by the Pediatric Quality of Life Questionnaire (PQ-les-Q)
Timepoint [2] 9368 0
post-programme and 12 months post-randomisation

Key inclusion criteria
Years 9-12 at school; mobile phone capable of receiving video messages; Vodafone customer; able to provide consent
Minimum age
13 Years
Maximum age
17 Years
Both males and females
Can healthy volunteers participate?
Key exclusion criteria
Screening tests identify depression or risk of self-harm at baseline

Study design
Purpose of the study
Allocation to intervention
Randomised controlled trial
Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
Students at participating schools invited to participate; provide informed consent; complete baseline data collection; receive run-in programme; complete assessment by Research Assistants (RA); randomised centrally by computer after RA assessment data entered.
Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Computer allocation using a stratified minimisation randomisation to ensure balance for possible prognostic factors, such as sex, ethnicity (Maori/Pacific v. non-Maori/Pacific) and school.
Masking / blinding
Blinded (masking used)
Who is / are masked / blinded?

Intervention assignment
Other design features
Not Applicable
Type of endpoint(s)
Statistical methods / analysis

Recruitment status
Date of first participant enrolment
Date of last participant enrolment
Date of last data collection
Sample size
Accrual to date
Recruitment outside Australia
Country [1] 1607 0
New Zealand
State/province [1] 1607 0

Funding & Sponsors
Funding source category [1] 4617 0
Government body
Name [1] 4617 0
Health Research Council of New Zealand
Address [1] 4617 0
PO Box 5541
Wellesley St
Auckland 1010
Country [1] 4617 0
New Zealand
Primary sponsor type
Clinical Trials Research Unit
University of Auckland
Private Bag 92019
Auckland 1010
New Zealand
Secondary sponsor category [1] 4163 0
Name [1] 4163 0
Dept of Psychological Medicine
Address [1] 4163 0
University of Auckland
Private Bag 92019
Auckland 1010
Country [1] 4163 0
New Zealand

Ethics approval
Ethics application status
Ethics committee name [1] 6660 0
Northern Region Y Ethics Committee
Ethics committee address [1] 6660 0
3rd floor, Bank of New Zealand (BNZ) building
354 Victoria St
PO Box 1031
Hamilton 2001
Ethics committee country [1] 6660 0
New Zealand
Date submitted for ethics approval [1] 6660 0
Approval date [1] 6660 0
Ethics approval number [1] 6660 0

Brief summary
A study to determine if a multimedia mobile phone lifeskills programme can help prevent depressive symptoms in adolescents.
Trial website
Trial related presentations / publications
Public notes

Principal investigator
Name 29346 0
Address 29346 0
Country 29346 0
Phone 29346 0
Fax 29346 0
Email 29346 0
Contact person for public queries
Name 12593 0
Robyn Whittaker
Address 12593 0
Clinical Trials Research Unit
University of AUckland
Private Bag 92019
Auckland 1010
Country 12593 0
New Zealand
Phone 12593 0
Fax 12593 0
Email 12593 0
Contact person for scientific queries
Name 3521 0
Robyn Whittaker
Address 3521 0
Clinical Trials Research Unit
University of AUckland
Private Bag 92019
Auckland 1010
Country 3521 0
New Zealand
Phone 3521 0
Fax 3521 0
Email 3521 0

No information has been provided regarding IPD availability
Summary results
Have study results been published in a peer-reviewed journal?
Other publications
Have study results been made publicly available in another format?
Results – basic reporting
Results – plain English summary