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Smokers Who Made at Least 1 Attempt to Quit Lasting 1 Day or Longer During the Trial, Intent-to-Treat Analysisa
| Trial Arm | Smokers Reporting a Quit Attempt, No. | Percentage (95% CI) | OR (95% CI) |
|---|---|---|---|
| Text-only | 366 of 1078 | 34.0 (31.1–36.8) | 1 [Reference] |
| Pictorial | 428 of 1071 | 40.0 (37.0–42.9) | 1.29 (1.09–1.54) |
Abbreviation: OR, odds ratio.
A quit attempt of 1 day or longer during the trial was the primary outcome.
