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Table 2 Smoker proportion in 2008 by general characteristic subgroup N (%)

From: Relationship between Work Hours and Smoking Behaviors in Korean Male Wage Workers

Variables Smoking in 2008 Total p-value
No Yes
Total 857(41.9) 1187(58.1) 2044  
Age (years)
25-34 225(38.8) 355(61.2) 580 0.0002
35-44 282(40.5) 415(59.5) 697  
45-54 213(41.2) 304(58.8) 517  
55-64 137(54.8) 113(45.2) 250  
Marital status
Married 686(44.3) 861(55.7) 1547 <.0001
Unmarried 171(34.4) 326(65.6) 497  
Education
≤Junior high school 94(33.8) 184(66.2) 278 <.0001
High school 256(36.4) 448(63.6) 704  
≥College 507(47.7) 555(52.3) 1062  
Occupation
Non-manual 454(48.5) 482(51.5) 936 <.0001
Manual 403(36.4) 705(63.6) 1108  
Employment type
Precarious 166(35.5) 302(64.5) 468 0.0013
Non-precarious 691(43.9) 885(56.2) 1576  
Tenure (years) (Mean±S.D) 8.5±8.1 7.2±7.3   <.0001
Shift work     
Yes 120(46.2) 140(53.9) 260 0.1393
No 737(41.3) 1047(58.7) 1784  
Job satisfaction     
Low 77(32.2) 162(67.8) 239 <.0001
Average 370(38.1) 600(61.9) 970  
High 410(49.1) 425(50.9) 835  
Smoking in 2007
Yes 141(12.4) 994(87.6) 1135 <.0001
No 716(78.8) 193(21.2) 909  
Alcohol drinking
Yes 653(37.6) 1084(62.4) 1737 <.0001
No 204(66.5) 103(33.6) 307