Contact information
Type
Scientific
Primary contact
Dr Caroline Free
ORCID ID
Contact details
Nutrition and Public Health Research Interventions Unit
London School of Hygiene and Tropical Medicine (LSHTM)
Keppel Street
London
WC1E 7HT
United Kingdom
+44 (0)20 7958 8109
caroline.free@lshtm.ac.uk
Additional identifiers
EudraCT number
ClinicalTrials.gov number
Protocol/serial number
N/A
Study information
Scientific title
Acronym
TXT2STOP
Study hypothesis
TXT2STOP is a pilot study for a trial of mobile phone text-messaging as an aid to support smoking cessation in young people in the UK.
Ethics approval
Ethical approval given by London School of Hygiene and Tropical Medicine (LSHTM) as this is a single site pilot study, dated 24/10/2005, reference number: 3077
Study design
Randomised controlled pilot study
Primary study design
Interventional
Secondary study design
Randomised controlled trial
Trial setting
Other
Trial type
Treatment
Patient information sheet
https://www.txt2stop.org/participant_info.html
Condition
Smoking
Intervention
The intervention group will be encouraged to set a quit date within 14 days of randomisation. Five messages per day will be sent in the first five weeks after randomisation. The control group will receive fortnightly messages on the most well known health dangers of smoking.
Intervention type
Other
Phase
Not Applicable
Drug names
Primary outcome measure
Self-reported abstinence at six months post randomisation. Verified by salivary cotinine testing using a cut-off of 7 ng/ml of cotinine.
Secondary outcome measures
At four weeks: point prevalence of smoking (as per National Health Service [NHS] standard reporting).
At six months: 28-day continuous abstinence, involvement in any vehicle crashes (these are the only rare adverse health effects of using a mobile phone)
Overall trial start date
18/04/2006
Overall trial end date
30/09/2006
Reason abandoned (if study stopped)
Eligibility
Participant inclusion criteria
Aged 16 years and over, currently smoking cigarettes daily and interested in quitting, owner of a mobile phone and familiar with text messaging capabilities. Able to provide informed consent to participate in the study.
Participant type
Patient
Age group
Adult
Gender
Both
Target number of participants
200
Participant exclusion criteria
Does not match inclusion criteria
Recruitment start date
18/04/2006
Recruitment end date
30/09/2006
Locations
Countries of recruitment
United Kingdom
Trial participating centre
Nutrition and Public Health Research Interventions Unit
London
WC1E 7HT
United Kingdom
Sponsor information
Organisation
London School of Hygiene and Tropical Medicine (LSHTM) (UK)
Sponsor details
Keppel Street
London
HA5 ITY
United Kingdom
Sponsor type
University/education
Website
Funders
Funder type
Research council
Funder name
Medical Research Council (MRC) (UK)
Alternative name(s)
MRC
Funding Body Type
unknown
Funding Body Subtype
Location
Results and Publications
Publication and dissemination plan
Not provided at time of registration
Intention to publish date
Participant level data
Not provided at time of registration
Basic results (scientific)
Publication list
2009 results in http://www.ncbi.nlm.nih.gov/pubmed/19318534
Publication citations
-
Results
Free C, Whittaker R, Knight R, Abramsky T, Rodgers A, Roberts IG, Txt2stop: a pilot randomised controlled trial of mobile phone-based smoking cessation support., Tob Control, 2009, 18, 2, 88-91, doi: 10.1136/tc.2008.026146.