Table 4

At least 50% reduction in cigarette consumption among daily smokers

50% reduction in cigarette consumption:	Proactive telephone counselling			Controls			Adjusted p Value^†
50% reduction in cigarette consumption:	N	n	%	N	n	%	Adjusted p Value^†
Baseline to 4 months	504	85	16.9	589	53	9.0	0.0002^*
4–7 months	411	18	4.4	480	23	4.8	0.8
7–13 months	378	18	4.8	430	24	5.6	0.4
Baseline to 13 months	449	64	14.3	484	52	10.7	0.3