Table 1

Sample characteristics for the combined sample, and separately by tobacco format: factory made (FM) cigarettes or roll-your-own (RYO) tobacco

	Combined sample		FM smokers		RYO smokers
	obs	%	obs	%	obs	%
Total observations	8943	100.0	7475	100.0	1468	100.00
Individualised Affordability (%)
Mean and SD	91.4	9.7	90.6	10.1	95.5	5.9
Annual Income (£)
Mean and SD	29 347	21 832	30 277	22 464	24 608	17 534
Price per cigarette (£)
Mean and SD	0.265	0.080	0.273	0.075	0.227	0.092
Cigarettes per day
Mean and SD	16.8	8.2	16.7	8.1	17.0	9.1
Sex (%)
Female	5196	58.1	4647	62.2	549	37.4
Male	3747	41.9	2828	37.8	919	62.6
Age
Mean and SD	49	14.2	48	14.4	50	12.9
Region
London	1094	12.2	964	12.9	130	8.9
Yorkshire and The Humber	729	8.2	645	8.6	84	5.7
East Midlands	634	7.1	513	6.9	121	8.2
Eastern	753	8.4	601	8.0	152	10.4
North East	393	4.4	340	4.6	53	3.6
South East	1139	12.7	930	12.4	209	14.2
South West	657	7.6	478	6.4	197	13.4
West Midlands	797	8.9	679	9.1	118	8.0
North West	951	10.6	819	11.0	132	9.0
Wales	479	5.4	368	4.9	111	7.6
Scotland	1009	11.3	882	11.8	127	8.7
Northern Ireland	290	3.2	256	3.4	34	2.3
Ethnicity
White	8534	95.4	7094	94.9	1440	98.1
Not white	409	4.6	381	5.1	28	1.9
Education
Low	5236	58.6	4389	58.7	847	57.7
Moderate	2380	26.6	1998	26.7	382	26.0
High	1327	14.8	1088	14.6	239	16.3
Time to first cigarette (TTFC)
Least addicted (over 60 min)	1218	13.6	1066	14.3	152	10.4
31–60 min	1879	21.0	1593	21.3	286	19.5
6–30 min	4407	49.3	3667	49.1	740	50.4
Most addicted (within 5 min)	1439	16.1	1149	15.4	290	19.8
Purchase source
UK store-based	7495	83.8	6439	86.1	1056	71.9
Non-UK/non-store	1448	16.2	1036	13.9	412	28.1