5 The txt2stop intervention involves participants being asked to set a quit date within 2 weeks of randomisation.
This included a brief discussion about smoking habits and history, measurement of expired-air carbon monoxide (CO) (using a supplied Bedfont piCO Smokerlyzer, Maidstone, UK), brief advice to quit, setting a quit date within the next 14 days, options for pharmacotherapy, a prescription and arranging a follow-up visit.
Other factors that were associated with planning to quit smoking in that model included having made a quit attempt within the previous 3 months, receiving cessation assistance at the office visit, being age 25 years or older, and being a nondaily smoker.
Participants were adults (18 75 years) who smoked ≥10 cigarettes per day, were willing to set a quit date within 14 days following screening/randomization, had no period of abstinence >3 months in the past year, and had not attempted to quit smoking in the 30-day period before screening.
The proportion making a quit attempt within the DNA arm did not differ between those who were told they had mutations putting them at increased risk (36%), those told they had none (35%), and those in the non-DNA arm (36%).
An ever-smoker was classified as a former smoker if he or she had stopped smoking for ≥ 1 year prior to the study, and as a current smoker otherwise because relapse to smoking mostly occurs within the first year after a quit attempt (Hughes et al. 2004).
Believing with the lunacy of early grief that she could stave off the inevitable if she flung herself far enough away from it, she married her longtime boyfriend, left him within months, quit a job, had an affair.
Within weeks, Berry quit her job as a hospice care nurse and moved in with him.
A target quit date was set within 14 days of randomization.
For an individual smoker, within a year after quitting smoking, your risk of a heart attack is about half what it was before".
