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A mobile phone-based intervention to support healthy lifestyle behaviours among Swedish college and university students

Multiple lifestyle behaviour mHealth intervention targeting Swedish college and university students

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN23310640
Enrollment
1500
Registered
2021-01-28
Start date
2021-02-28
Completion date
Unknown
Last updated
2026-05-11

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

Conditions

Lifestyle behaviour change among university students who do not follow national guidelines Other

Interventions

The BUDDY multiple lifestyle behaviour intervention is an mHealth intervention which consists of a set of modules which users access using their mobile phone. The modules are intended to be used as a

Sponsors

Linköping University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 120 Years

Inclusion criteria

Inclusion criteria: University students in Sweden will be included in the trial if they fulfil at least one of six conditions, which are connected to the primary outcomes of the trial. The conditions are: 1. Weekly alcohol consumption: consumed 10/15 (female/male) or more standard drinks of alcohol the past week. A standard drink of alcohol is in Sweden defined as 12 grams of pure alcohol 2. Heavy episodic drinking: consumed 4/5 (female/male) or more standard drinks of alcohol on a single occasion at least once the past month 3. Fruit and vegetables: consumed less than 500 grams of fruit and vegetables on average per day the past week 4. Sugary drinks: consumed 3 or more units of sugary drinks the past week. One sugary drink unit is defined as approximately 33 cl 5. Moderate to vigorous physical activity: spent less than 420 minutes on moderate to vigorous physical activity the past week (i.e. approximately 60 minutes per day) 6. Smoking: having smoked at least one cigarette the past week

Exclusion criteria

Exclusion criteria: 1. Not fulfilling inclusion criteria 2. Less than 18 years of age

Design outcomes

Primary

MeasureTime frame
1. Alcohol: 1.1. Weekly alcohol consumption will be assessed by asking participants the number of standard drinks of alcohol they consumed last week (short term recall method) at baseline, 2- and 4-months post-randomisation 1.2. Frequency of heavy episodic drinking will be assessed by asking participants how many times they have consumed more than four/five (female/male) standard drinks of alcohol on one occasion the past month at baseline, 2- and 4-months post-randomisation 2. Diet: 2.1. Weekly consumption of fruit and vegetables will be assessed by asking two questions regarding how many portions (100 g) of fruit and vegetables (respectively) participants consumed on average per day during the past week at baseline, 2- and 4-months post-randomisation 2.2. Consumption of sugary drinks will be assessed by asking participants how many units (33 cl) of sugary drinks they consumed the past week at baseline, 2- and 4-months post-randomisation 3. Weekly moderate to vigorous physical activity (MVPA) will be assessed by summing responses to two questions regarding the number of minutes spent on physical activity the past week ( moderate and vigorous respectively) at baseline, 2- and 4-months post-randomisation 4. Four-week point prevalence of smoking abstinence (no cigarettes the past week) will be asked as a binary question at baseline, 2- and 4-months post-randomisation

Secondary

MeasureTime frame
1. Weekly consumption of candy and snacks, assessed by means of questionnaires published by the National Board of Health and Welfare in Sweden, modified to also include portion sizes at baseline, 2- and 4-months post-randomisation 2. Body mass index (BMI) will be measured by asking participants to report their height and weight at baseline, 2- and 4-months post-randomisation 3. Number of cigarettes smoked the past week: participants who have smoked any cigarette the past 4 weeks will be asked for the number of cigarettes smoked the past week at 2- and 4-months post-randomisation 4. Perceived stress will be assessed using the short form perceived stress scale (PSS-4) at baseline, 2- and 4-months post-randomisation

Countries

Sweden

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: May 16, 2026