Non-responders in a quitline evaluation are more likely to be smokers – a drop-out and long-term follow-up study of the Swedish National Tobacco Quitline

Table 1 Response patterns in the drop-out study

% (n/N)	Total			Proactive			Reactive
% (n/N)	Resp^a n = 80	Non-resp^b n = 70	p ^c	Resp^a n = 39	Non-resp^b n = 35	p ^c	Resp^a n = 41	Non-resp^b n = 35	p ^c
Total number of replies to the drop-out study	84 (67/80)	63 (44/70)	.004	87 (34/39)	63 (22/35)	.015	80 (33/41)	63 (22/35)	.087
- replies without telephone reminder	64 (43/67)	43 (19/44)	.029	59 (20/34)	45 (10/22)	.327	70 (23/33)	41 (9/22)	.034
- replies after telephone reminder	36 (24/67)	57 (25/44)	.029	41 (14/34)	55 (12/22)	.327	30 (10/33)	59 (13/22)	.034
Proportion of those who got a telephone reminder who replied	69 (24/35)	53 (25/47)	.160	74 (14/19)	52 (12/23)	.153	63 (10/16)	54 (13/24)	.601

^aResp: responders (both baseline and 12 months)
^bNon-resp: non-responders (baseline but not 12 months)
^cDifferences between responders and non-responders were tested with the chi-square test

ISSN: 1617-9625