Table 2.

Association assessment between different characteristics of smokers and SCC result, Moscow 2012-2014

FACTORS	Number of patients	SCC results
		Positive	Negative	R (95% CI)
Smoking duration in years
1 – 9	61	15	46	1.0
10 -19	121	61	60	3.12 (1.58-6.15)
20 - 29	128	50	78	1.97 (0.97-3.97)
> 29	214	74	140	1.62 (0.83-3.15)
Smoking intensity cgs/day
≤ 10	56	28	28	1.0
11 – 20	293	106	187	0.57 (0.31-1.02)
21 – 30	41	16	25	0.64 (0.27-1.53)
>30	134	51	83	0.61 (0.32-1.18)
TA - Fagerström test score
1 – 4	88	41	47	1.0
5 – 7	241	90	151	0.68 (0.41-1.14)
> 7	195	69	126	0.63 (0.37-1.07)
Previous quit experience
No quit attempt	41	9	32	1.0
Quit attempt without result	203	53	150	1.26 (0.55-2.89)
Could cut down the number of cigs	51	21	30	2.49 (0.96- 6.47)
Could stop smoking for some period	229	117	112	3.71 (1.70-8.12)
Level of motivation to stop smoking
< 12	52	8	44	1.0
12 -13	130	43	87	2.72 (1.15-6.45)
14 -15	219	95	124	4.21 (1.88-9.43)
>15	123	54	69	4.30 (1.85-10.00)