Characteristics of study population and cigarette price to quit† (N=1257)
| Per cent | Cigarette price to quit† (KRW/pack) | ||
|---|---|---|---|
| Mean (SE) | Median | ||
| Total | 100.0 | 9747 (468) | 5854 |
| Survey year | p=0.72 | p<0.01 | |
| 2008 | 75.9 | 9821 (583) | 4996 |
| 2010 | 24.1 | 9512 (628) | 7387 |
| Time-in-sample | p=0.21 | p<0.01 | |
| Once | 50.8 | 9692 (593) | 7219 |
| Twice | 37.9 | 10 339 (897) | 5444 |
| Three times | 11.3 | 8002 (990) | 4785 |
| Age | p=0.15 | p=0.05 | |
| 18–29 | 26.4 | 8404 (668) | 5122 |
| 30–39 | 32.9 | 11 241 (1113) | 7312 |
| 40–49 | 23.1 | 10 006 (837) | 5937 |
| 50–59 | 11.4 | 8742 (984) | 4990 |
| 60+ | 6.2 | 8448 (910) | 4884 |
| Marital status | p=0.01 | p=0.14 | |
| With partner | 58.2 | 10 751 (719) | 6000 |
| Without partner | 41.8 | 8350 (485) | 5212 |
| Education | p=0.22 | p<0.01 | |
| High school or less | 57.9 | 9253 (599) | 4997 |
| College or more | 42.1 | 10 426 (750) | 7352 |
| Household income (KRW/year) | p=0.52 | p<0.01 | |
| <30 million | 37.2 | 9349 (788) | 5090 |
| 30 million+ | 62.8 | 9983 (582) | 7030 |
| Good self-rated health | p=0.48 | p=1.00 | |
| No | 30.4 | 9275 (764) | 5714 |
| Yes | 69.6 | 9953 (584) | 5851 |
| Worries about health effect of smoking | p=0.04 | p<0.01 | |
| No | 47.4 | 10 779 (789) | 7073 |
| Yes | 52.6 | 8819 (535) | 5350 |
| Attempting smoking cessation | p=0.74 | p<0.01 | |
| Never | 18.4 | 9496 (762) | 7407 |
| Ever | 81.6 | 9804 (548) | 5456 |
| Smoked cigarettes per day | p=0.02 | p<0.01 | |
| ≤10 | 33.3 | 8737 (792) | 5301 |
| 11–20 | 54.5 | 9238 (532) | 5492 |
| ≥21 | 12.2 | 14 803 (2071) | 7453 |
| Purchased cigarette price (won/per pack) | p=0.43 | p<0.01 | |
| <2500 | 17.0 | 9104 (1067) | 4977 |
| 2500 | 78.3 | 9738 (534) | 6156 |
| >2500 | 4.7 | 12 242 (2224) | 6061 |
| Awareness of cigarette warning labels | p=0.10 | p=0.28 | |
| No | 59.2 | 10 342 (681) | 5877 |
| Yes | 40.8 | 8883 (584) | 5500 |
| Notice antismoking advertising or information | p=0.69 | p=0.05 | |
| No | 76.6 | 9861 (511) | 5945 |
| Yes | 23.4 | 9374 (1090) | 4982 |
| Local stop-smoking services use | p=0.03 | p=0.03 | |
| No | 90.2 | 9957 (511) | 5935 |
| Yes | 9.8 | 7806 (819) | 4985 |
| Smoke-free workplace and restaurants | p=0.24 | p=0.34 | |
| No | 74.1 | 10 048 (562) | 5946 |
| Yes | 25.9 | 8886 (823) | 5423 |
*p Values for difference among categories.
†Cigarette price that would motivate smokers to quit. See Methods section for details.
KRW, Korean Won.