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Randomized controlled trial to assess the short-term effectiveness of tailored web- and text-based facilitation of smoking cessation in primary care (iQuit in Practice)

  • Felix Naughton
  • , James Jamison
  • , Sue Boase
  • , Melanie Sloan
  • , Hazel Gilbert
  • , A. Toby Prevost
  • , Dan Mason
  • , Susan Smith
  • , James Brimicombe
  • , Robert Evans
  • , Stephen Sutton

Research output: Contribution to journalArticlepeer-review

82 Citations (Scopus)
21 Downloads (Pure)

Abstract

Aims: To estimate the short-term effectiveness, feasibility and acceptability of a smoking cessation intervention (the iQuit system) that consists of tailored printed and Short Message Service (SMS) text message self-help delivered as an adjunct to cessation support in primary care to inform the design of a definitive trial. 

Design: A stratified two parallel-group randomized controlled trial comparing usual care (control) with usual care plus the iQuit system (intervention), delivered by primary care nurses/healthcare assistants who were blinded to the allocation sequence. 

Setting: Thirty-two general practice (GP) surgeries in England, UK. 

Participants: A total of 602 smokers initiating smoking cessation support from their local GP surgery were randomized (control n = 303, intervention n = 299). 

Measurements: Primary outcome was self-reported 2-week point prevalence abstinence at 8 weeks follow-up. Secondary smoking outcomes and feasibility and acceptability measures were collected at 4 weeks after quit date, 8 weeks and 6 months follow-up. 

Findings: There were no significant between-group differences in the primary outcome [control 40.3%, iQuit 45.2%; odds ratio (OR) = 1.22, 95% confidence interval (CI) = 0.88–1.69] or in secondary short-term smoking outcomes. Six-month prolonged abstinence was significantly higher in the iQuit arm (control 8.9%, iQuit 15.1%; OR = 1.81, 95% CI = 1.09–3.01). iQuit support took on average 7.7 minutes (standard deviation = 4.0) to deliver and 18.9% (95% CI = 14.8–23.7%) of intervention participants discontinued the text message support during the programme. 

Conclusions: Tailored printed and text message self-help delivered alongside routine smoking cessation support in primary care does not significantly increase short-term abstinence, but may increase long-term abstinence and demonstrated feasibility and acceptability compared with routine cessation support alone.

Original languageEnglish
Pages (from-to)1184-1193
Number of pages10
JournalAddiction
Volume109
Issue number7
Early online date24 Apr 2014
DOIs
Publication statusPublished - Jul 2014

Keywords

  • Cessation advice
  • computer tailoring
  • Primary care
  • self-help
  • smoking cessation
  • text messaging

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