Table 1

Weighted percentage of demographic variables and knowledge about tobacco smoking among male and female respondents to the GATS China (n=13 354) who reported that they had never smoked, were current smokers, or were past smokers

Variable	Male (n=6603)						Female (n=6751)
	Never smoked		Current smokers		Past smokers		Never smoked		Current smokers		Past smokers
	n	%	n	%	n	%	n	%	n	%	n	%
All respondents	2045	37.2	3772	52.9	785	9.9	6438	96.9	238	2.4	71	0.7
Knowledge about smoking
Smoking causes lung cancer	1637	84.4	2649	75.0	609	79.3	4700	76.6	125	53.7	41	63.6
Smoking causes heart attack	916	46.2	1271	35.2	363	48.0	2393	36.9	69	24.6	27	42.0
Smoking causes stroke	637	31.9	896	24.5	246	33.5	1654	26.3	57	21.8	16	21.4
Low-tar cigarettes no less harmful	380	18.2	434	11.0	151	21.2	849	13.4	10	3.6	9	15.8
Urban residence	1050	33.9	1723	29.7	365	34.6	3198	31.9	110	31.7	37	46.8
Level of education
No formal education	124	2.3	232	3.5	66	6.5	1197	13.0	79	26.9	26	38.1
Primary	370	12.4	996	18.5	255	27.2	1574	20.8	89	32.5	25	32.0
Secondary	730	41.0	1544	44.9	238	31.9	2072	36.4	43	24.1	12	16.8
High school	456	25.8	655	23.2	150	25.0	961	18.4	17	10.7	5	8.3
College	364	18.6	345	10.0	74	9.4	637	11.5	10	5.9	3	4.8
Employment
Farmer	633	23.8	1638	24.2	289	30.8	2672	33.2	119	41.2	28	31.1
Worker/soldier	501	26.0	1127	37.5	135	19.7	1182	22.0	22	12.2	6	11.5
Office	326	15.5	503	15.2	83	11.2	458	7.4	8	7.2	1	1.1
Doctor/teacher	79	3.5	67	1.9	19	2.9	214	4.0	0	0	0	0
Student	177	18.5	7	0.2	4	3.4	160	5.6	2	2.1	0	0
Unemployed	92	4.7	175	5.0	58	9.3	982	16.8	54	22.2	19	31.6
Retired	236	8.1	253	6.1	197	22.7	764	11.0	33	15.1	16	21.6
	Mean	SD	Mean	SD	Mean	SD	Mean	SD	Mean	SD	Mean	SD
Age	44.4	18.5	48.4	14.1	57.4	15.0	47.1	16.2	56.8	15.0	63.8	16.7

The reported frequencies are those obtained from the study, but the reported percentage values were adjusted by weighting the crude proportions in each gender by age group cohort and making adjustments for the non-response pattern in each cohort.
GATS, Global Adult Tobacco Survey.