Low nicotine dependence and high self-efficacy can predict smoking cessation independent of the presence of chronic obstructive pulmonary disease: a three year follow up of a population-based study

Table 3 Correlation between Fagerström Test for Nicotine Dependence (FTND) scores and various factors at baseline (2005)

		COPD		Non-COPD
		r	p-value	r	p-value
	Age × FTND	(−0.188)	0.009	(−0.149)	0.129
	Pack-year × FTND	0.304	<0.001	0.342	<0.001
Motivation for smoking cessation
	Motivation × FTND	(−0.041)	0.571	(−0.110)	0.268
	Importance × FTND	0.006	0.936	(−0.161)	0.103
	Self-efficacy × FTND	(−0.281)	<0.001	(−0.267)	0.006

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