Smoking Cessation by Phone Counselling in a Lung Cancer Screening Program: A Retrospective Comparative Cohort Study

Table 3

Smoking status of participants at 6 months.

	Self-referred; n = 176	Healthcare worker referred; n = 165	Lung cancer screening referred; n = 76	Overall; n = 417	value
Smoking status, n (%, 95% CI)
Smoker	129 (73%, 95% CI: 67–80)	95 (58%, 95% CI: 50–65)	67 (88%, 95% CI: 81–95)	291 (70%, 95% CI: 65–74)	<0.001
Quitter	47 (27%, 95% CI: 20–33)	70 (42%, 95% CI: 35–50)	9 (12%, 95% CI: 5–19)	126 (30%, 95% CI: 26–35)

Quitter is defined as self-reported 30-day abstinence rates at 6 months.