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Randomised Controlled Trial on the modification of drinking and safety behaviour through the use of participant designed, self generated text messages via mobile phones delivered at times scheduled by the participant

In people aged 18 or over, do self-designed and self-scheduled text messages delivered via a web application to their phones prompt safer drinking practices while they are out socialising with friends? Are personally designed and scheduled messages more effective in reducing harms than are predesigned & scheduled safe drinking messages?

Status
Not yet recruiting
Phases
Unknown
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12614000358640
Acronym
SPILLIT
Enrollment
90
Registered
2014-04-04
Start date
2014-04-11
Completion date
Unknown
Last updated
2020-01-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Brief summary

Feasibility studies on the SPILLIT safe drinking intervention have shown that participants are willing to create their own personal safe drinking messages and schedule when these messages should be sent to their mobile phone. A full RCT is now required to assess the treatment effect of personalised safe drinking messages. This will be accomplished by comparing the SPILLIT intervention design (Treatment A) with a safe drinking intervention which provides pre-designed and scheduled safe drinking messages (Treatment B) to the participants. These pre-designed messages will be sourced from the HPA (ALAC) safe drinking messages (used with permission) and from the anonymous messages generated during the feasibility studies. I wish to note a change to my protocol to implement this RCT.

Interventions

Participants will be randomly assigned to 3 month access to a web site which (a) allows them to generate text for their own messages or (b) sends pre-set and pre-timed safe drinking messages. In group (a), the frequency of use of the web site and messaging is at the participants own discretion. They are the most qualified to determine when they will need a prompt to consider their safety and drinking behaviour. The web site provides no information on alcohol related harms. It provides no sugges

Participants will be randomly assigned to 3 month access to a web site which (a) allows them to generate text for their own messages or (b) sends pre-set and pre-timed safe drinking messages. In group (a), the frequency of use of the web site and messaging is at the participants own discretion. They are the most qualified to determine when they will need a prompt to consider their safety and drinking behaviour. The web site provides no information on alcohol related harms. It provides no suggested messages or message topics to Group A. Group (b) will have 3 months access to the web site messaging. Their messages will be pre-set and relate to keeping safe while drinking. (see comparator section)

Sponsors

Karen Renner
Lead SponsorIndividual

Study design

Allocation
Randomised controlled trial
Intervention model
Parallel
Primary purpose
Prevention
Masking
Blinded (masking used) (Subject)

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years
Healthy volunteers
Yes

Inclusion criteria

Of legal alcohol purchase age

Exclusion criteria

Under legal alcohol purchase age

Outcome results

None listed

Source: ANZCTR · Data processed: Feb 4, 2026