Orleans 2000.

Methods	Setting: community, USA Recruitment: smokers aged > 65 using nicotine patch
Participants	720 smokers; "mostly female", average age 72, average cpd 22
Interventions	All participants had filled a prescription for nicotine patch ∙ Clear Horizons guide for older smokers plus 7 personalised tailored computer‐generated mailings over 6 months ∙ Fact sheet on patch‐assisted quitting
Outcomes	Abstinence at 12 months; 7‐day point prevalence Validation: none (limited information in abstract)
Notes	Follow‐up rates supplied by N Boyd Considered with other studies testing self‐help adjuncts to pharmacotherapy, not with other tailored studies "Tailored messages were based on past research identifying the factors associated with general quitting success and with patch assisted quitting among older smokers" Not based on individual characteristics
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	Randomised; method not stated
Allocation concealment (selection bias)	Unclear risk	No details given
Blinding (performance bias and detection bias) All outcomes	Unclear risk	Limited information in abstract; unclear if biochemical validation used
Incomplete outcome data (attrition bias) All outcomes	Low risk	Loss to follow‐up 21% experiment, 23% control; not significantly different Non‐responders included as smokers