Table 2 Participants’ sociodemographic characteristics by smoking status

Gender

<0.001

 Male

976

440 (45.2)

230 (23.5)

306 (31.3)

57.1

 Female

1178

661 (56.3)

242 (20.5)

275 (23.2)

53.2

Age, years

<0.001

 25–34

347

188 (54.2)

78 (22.5)

81 (23.3)

50.9

 35–44

536

312 (58.2)

105 (19.6)

119 (22.2)

53.1

 45–54

567

290 (51.2)

127 (22.4)

150 (26.4)

54.2

 55–64

704

311 (44.2)

162 (23.0)

231 (32.8)

58.8

Marital status

<0.001

 Single

408

223 (54.7)

103 (25.2)

82 (20.1)

44.3

 Married

1333

695 (52.1)

254 (19.1)

384 (28.8)

60.2

 Divorced

339

142 (41.9)

97 (28.6)

100 (29.5)

50.8

 Widowed

67

36 (53.7)

18 (26.9)

13 (19.4)

41.9

Education

<0.001

 Primary

427

145 (34.0)

145 (34.0)

137 (32.0)

48.6

 Secondary

889

418 (47.0)

215 (24.2)

256 (28.8)

54.4

 Higher

836

536 (64.1)

112 (13.4)

188 (22.5)

62.7

Household income, CZK

0.001

 Low (<30 000)

877

415 (47.3)

224 (25.5)

238 (27.2)

51.5

 Middle (30 000–45 000)

632

319 (50.5)

128 (20.2)

185 (29.3)

59.1

 High (45 000+)

513

293 (57.1)

91 (17.7)

129 (25.2)

58.6

Occupation

0.036

 Manager/self-employed

692

348 (50.3)

139 (20.1)

205 (29.6)

59.6

 Skilled/professional

1234

641 (51.9)

274 (22.2)

319 (25.9)

53.8

 Non-skilled/junior

141

75 (53.2)

29 (20.6)

37 (26.2)

56.1

 Unemployed

77

31 (40.2)

28 (36.4)

18 (23.4)

39.1

Employment type

0.317

 Full-time

1559

802 (51.4)

343 (22.0)

414 (26.6)

54.7

 Part time or disability

172

92 (53.5)

38 (22.1)

42 (24.4)

52.5

 Retired

331

168 (50.8)

60 (18.1)

103 (31.1)

63.2

Household size, persons

0.001

 Small (1–2)

1094

514 (47.0)

268 (24.5)

312 (28.5)

53.8

 Medium (3–4)

950

519 (54.6)

185 (10.5)

246 (25.9)

57.1

 Large (5–6)

108

67 (62.0)

18 (16.7)

23 (21.3)

56.1