Table 2.

The association between participant characteristics and purchasing behaviours among those who purchased any FMC, 2007–2020

		Any RYO use (N=3,341) vs. ref: exclusive FMC use (N=8,139)		Carton purchase (N=1,850) vs. ref: pack purchase (N=7,035)		Large-sized pack* (N=1,807) vs. ref: mid-sized pack (N=3,725)		Small-sized pack* (N=1,398) vs. ref: mid-sized pack (N=3,725)		Economy pack† (N=3,938) vs. ref: premium (N=1,539)		Mainstream pack (n=2,928) vs. ref: premium (N=1,539)
		aOR	95% CI	aOR	95% CI	aOR	95% CI	aOR	95% CI	aOR	95% CI	aOR	95% CI
Wave (ref: 2007/2008)	2008/2009	0.96	0.87–1.05	0.98	0.84–1.13	0.84	0.57–1.23	1.27	0.82–1.97	1.68	1.16–2.42	1.27	0.86–1.89
	2010/2011	1.03	0.90–1.18	0.83	0.66–1.03	1.03	0.63–1.71	1.01	0.61–1.68	0.72	0.41–1.26	2.43	1.42–4.18
	2011/2012	1.08	0.91–1.28	0.86	0.69–1.07	1.55	0.88–2.72	2.42	1.42–4.15	1.05	0.55–2.00	2.31	1.09–4.91
	2013	1.47	1.21–1.80	0.81	0.62–1.07	2.62	1.42–4.83	1.79	0.99–3.20	1.77	0.90–3.47	2.26	1.10–4.64
	2014	1.46	1.18–1.80	0.80	0.60–1.08	2.62	1.32–5.22	1.48	0.77–2.85	4.36	2.05–9.24	1.74	0.78–3.88
	2016	2.44	1.91–3.11	0.58	0.41–0.81	4.65	2.14–10.09	2.85	1.42–5.76	8.71	3.45–21.97	1.60	0.61–4.19
	2018	2.67	1.98–3.60	0.46	0.32–0.66	2.84	1.16–6.95	5.65	2.52–12.67	8.68	3.18–23.7	3.39	1.12–10.27
	2020	3.10	2.24–4.30	0.47	0.30–0.72	3.27	1.02–10.44	13.41	5.32–33.78	3.50	0.87–14.09	0.52	0.13–2.14
Age		0.98	0.98–0.99	1.03	1.02–1.04	1.03	1.01–1.05	0.99	0.98–1.01	1.01	0.99–1.03	0.98	0.96–0.99
Gender (ref: female)	Male	1.76	1.49–2.08	0.96	0.78–1.18	0.27	0.17–0.43	1.42	0.98–2.06	0.35	0.22–0.58	0.98	0.58–1.68
Annual income level (ref: high)	Low	1.82	1.50–2.21	0.65	0.52–0.82	2.39	1.43–3.99	1.82	1.12–2.97	5.24	2.93–9.38	1.13	0.48–2.64
	Moderate	1.41	1.19–1.68	0.69	0.52–0.92	2.09	1.31–3.34	1.56	1.00–2.44	2.83	1.65–4.86	1.11	0.61–2.01
	Don’t know	2.06	1.43–2.98	0.51	0.31–0.84	3.21	0.99–10.37	2.19	0.83–5.78	2.38	0.90–6.30	0.79	0.26–2.37
Education level (ref: high)	Low	0.97	0.76–1.23	1.11	0.83–1.48	5.22	2.80–9.70	0.85	0.51–1.41	15.1	7.29–31.32	16.95	8.05–35.7
	Moderate	1.00	0.77–1.30	0.97	0.73–1.28	2.15	1.20–3.88	0.72	0.43–1.22	5.17	2.37–11.27	5.85	2.86–11.9
Smoking frequency (ref: non-daily)	Daily	1.01	0.74–1.37	2.27	1.46–3.52	8.13	3.25–20.34	0.35	0.19–0.63	5.6	2.54–12.36	2.82	1.43–5.57
Nicotine dependence (ref: low)	Moderate	1.06	0.95–1.19	1.77	1.50–2.07	2.27	1.54–3.36	0.47	0.34–0.67	2.43	1.62–3.65	1.17	0.71–1.92
	High	1.27	1.06–1.53	2.80	2.19–3.56	8.36	4.20–16.65	0.15	0.06–0.33	5.99	2.75–13.02	1.99	0.84–4.74
Quit intention (ref: no intention‡)	In next month	0.66	0.54–0.80	0.47	0.37–0.60	0.43	0.23–0.80	2.88	1.70–4.89	0.85	0.46–1.57	1.70	0.91–3.18
	In next 6 months	0.73	0.63–0.84	0.61	0.49–0.74	0.91	0.57–1.43	1.48	0.93–2.37	1.30	0.76–2.21	1.76	1.01–3.04
	After 6 months	0.83	0.74–0.93	0.83	0.70–0.99	1.05	0.71–1.55	0.96	0.61–1.51	0.90	0.53–1.52	1.64	0.99–2.69
	Don’t know	0.89	0.72–1.09	0.94	0.73–1.22	0.95	0.42–2.11	0.88	0.38–2.02	1.33	0.52–3.44	1.24	0.49–3.15

Survey mode and variables in the list were adjusted for in all models. RYO, roll-your-own cigarette; FMC, factory-made cigarette; N, unweighted sample size (observation); aOR, adjusted odds ratio; CI, confidence interval; Only purchased from AU store-based sources.

^*Middle-sized pack includes 25s (23s,26s) and 30s (32s,35s); Large-sized pack includes 40s and 50s; Small-sized pack includes 20s (21s, 22s);

^†Economy brand includes super-value and value brands;

^‡no intention includes not planning to quit