Table 1

Participant characteristics preimplementation and postimplementation of plain packaging (PP)

Pre-PP (smokers only)Present at pre-PP and post-PP (figures are pre-PP)*Post-PP (smokers and recent ex-smokers)
N10937731182
Per cent female54.454.053.6
Age (% years)
 18–242.82.71.9
 25–3919.317.316.1
 40–5442.543.139.5
 55 or older35.436.942.6
Socioeconomic status (%)
 Low42.544.846.3
 Moderate29.328.727.6
 High28.126.426.1
Per cent ex-smokers
 Pre-PP0.00.03.6
 Post-PP*14.59.5
Mode Pre-PP
 Web38.343.9
 Phone61.756.2
Mode Post-PP
 Web56.750.9
 Phone43.349.2
Time in sample
 Recontacted75.570.067.9
 New recruit24.520.132.2
  • The pre-PP survey occurred between September 2011 and February 2012, whereas the post-PP survey occurred between February 2013 and May 2013.

  • *The middle column presents pre-PP data for those participants who were smoking pre-PP and were also present at follow-up, post-PP. A proportion of these smokers had quit post-PP, and this is reflected in the row % ex-smokers post-PP.