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Table 1 Socio-demographic and clinical characteristics in male smokers between 2009 and 2012, by smoking cessation

From: Socio-demographic and clinical factors contributing to smoking cessation among men: a four-year follow up study of the Korean Health Panel Survey

  2009 (baseline) 2010 2011 2012
  Smoking Smoking Smoking cessation Smoking Smoking cessation Smoking Smoking cessation
  N N (%) N (%) N (%) N (%) N (%) N (%)
Age
 18–44 1,436 1,158 (93.4) 82 (6.61) 1044** (91.6) 96** (8.42) 942*** (90.0) 104*** (9.9)
 45–64 1,134 926 (92.6) 74 (7.40) 841 (89.0) 104 (11.0) 764 (87.6) 108 (12.4)
  ≥65 401 338 (91.6) 31 (8.40) 311 (86.2) 50 (13.9) 267 (79.2) 70 (20.8)
Marital status
 Never married 598 466* (95.5) 22* (4.51) 410 (92.8) 32 (7.2) 383*** (93.0) 29*** (7.04)
 Married 2,216 1,830 (92.2) 155 (7.81) 1,671 (89.1) 205 (10.9) 1,486 (86.1) 239 (13.9)
 Widowed/ divorced/ separated 157 126 (92.7) 10 (7.35) 115 (89.8) 13 (10.2) 104 (88.1) 14 (11.9)
Health insurance type
 NHI 2,868 2,334 (92.7) 184 (7.31) 2,111 (89.6) 245 (10.4) 1,898 (87.4) 273 (12.6)
 Medical aid 103 88 (96.7) 3 (3.30) 85 (94.4) 5 (5.6) 75 (89.3) 9 (10.7)
Residential area
 Metropolitan area 1,329 1,064 (92.6) 85 (7.40) 968 (89.7) 111 (10.3) 869 (88.3) 115 (11.7)
 Others 1,642 1,358 (93.0) 102 (6.99) 1,228 (89.8) 139 (10.2) 1,104 (86.9) 167 (13.1)
Education
  ≤ Middle school 675 565 (93.2) 41 (6.77) 522 (89.4) 62 (10.6) 459** (83.5) 91** (16.6)
 High school 1,146 951 (93.5) 66 (6.49) 865 (91.1) 85 (9.0) 778 (89.2) 94 (10.8)
  ≥ College 1,150 906 (91.9) 80 (8.11) 809 (88.7) 103 (11.3) 736 (88.4) 97 (11.6)
Income level
 Low 982 830 (94.4) 49 (5.57) 756 (90.8) 77 (9.2) 687 (88.2) 92 (11.8)
 Middle 1,010 813 (92.6) 65 (7.40) 739 (89.7) 85 (10.3) 675 (88.7) 86 (11.3)
 High 979 779 (91.4) 73 (8.57) 701 (88.9) 88 (11.2) 611 (85.5) 104 (14.6)
Job
 No 540 438 (94.0) 28 (6.01) 399 (89.7) 46 (10.3) 360 (87.4) 52 (12.6)
 Yes 2,431 1,984 (92.6) 159 (7.42) 1,797 (89.8) 204 (10.2) 1,613 (87.5) 230 (12.5)
Number of chronic disease
 0 1,724 1397* (93.8) 92* (6.18) 1259** (91.7) 114** (8.30) 1144*** (90.8) 116*** (9.2)
 1 ~ 2 923 758 (91.0) 75 (9.00) 692 (87.8) 96 (12.2) 621 (85.0) 110 (15.1)
  ≥3 324 267 (93.0) 20 (6.97) 245 (86.0) 40 (14.0) 208 (78.8) 56 (21.2)
Cancers
 No 2,953 2,408 (92.9) 185 (7.13) 2,186 (89.9) 246 (10.1) 1,962 (87.6) 279 (12.5)
 Yes 18 14 (87.5) 2 (12.50) 10 (71.4) 4 (28.6) 11 (78.6) 3 (21.4)
Disease of the circulatory system
 No 2,617 2,131 (92.8) 165 (7.19) 1,935 (90.1) 213 (9.9) 1,738 (88.0) 237 (12.0)
 Yes 354 291 (93.0) 22 (7.03) 261 (87.6) 37 (12.4) 235 (83.9) 45 (16.1)
BMI
  <23 1,392 1138* (94.1) 71* (5.87) 1,027 (90.9) 103 (9.1) 930 (88.5) 121 (11.5)
  ≥23 1,579 1,284 (91.7) 116 (8.29) 1,169 (88.8) 147 (11.2) 1,043 (86.6) 161 (13.4)
Drinking frequency
 Never 347 278 (93.6) 19 (6.40) 244 (86.2) 39 (13.8) 212** (81.9) 47** (18.2)
 Monthly or less 439 371 (95.9) 16 (4.13) 325 (90.8) 33 (9.2) 309 (90.1) 34 (9.9)
 2 to 4 times a month 840 664 (91.7) 60 (8.3) 597 (88.7) 76 (11.3) 525 (86.0) 86 (14.0)
 2 to 3 times a week 916 752 (92.3) 63 (7.7) 701 (91.5) 65 (8.5) 630 (89.9) 71 (10.1)
 4 or more times a week 429 357 (92.5) 29 (7.5) 329 (89.9) 37 (10.1) 297 (87.1) 44 (12.9)
Total 2,971 2,422 (92.8) 187 (7.17) 2,196 (89.8) 250 (10.2) 1,973 (87.5) 282 (12.5)
  1. *p < 0.001, ** p < 0.01, ***p < 0.05
  2. P-values are for chi-square tests