Table 1 General characteristics of the study subjects
From: Second hand smoke exposure in workplace by job status and occupations
Variables | n | Exposure to SHS in Workplace (Number (%)) | p-value | ||
|---|---|---|---|---|---|
Over 1/4 workhours | Almost never | Never | |||
Gender | |||||
 Male | 28,732 (57.8%) | 4587 (16.0) | 9163 (31.9) | 14,982 (52.1) | p < 0.01 |
 Female | 20,942 (42.2%) | 1441 (6.9) | 5939 (28.4) | 13,562 (64.8) | |
Age(yrs) | |||||
  ≤ 39 | 18,351 (36.9%) | 1661 (9.1) | 5341 (29.1) | 11,349 (61.8) | p < 0.01 |
 40–49 | 12,958 (26.1%) | 1777 (13.7) | 3929 (30.3) | 7252 (56.0) | |
 50–59 | 11,348 (22.8%) | 1698 (15.0) | 3608 (31.8) | 6042 (53.2) | |
  ≥ 60 | 7017 (14.1%) | 892 (12.7) | 2224 (31.7) | 3901 (55.6) | |
Job status | |||||
 Self-employed without workers | 8058 (16.2%) | 915 (11.4) | 2449 (30.4) | 4694 (58.3) | p < 0.01 |
 Self-employed with workers | 3012 (6.1%) | 522 (17.3) | 913 (30.3) | 1577 (52.4) | |
 Wage workers (employees) | 36,156 (72.8%) | 4344 (12.0) | 10,956 (30.3) | 20,856 (57.7) | |
 Unpaid family worker | 2417 (4.9%) | 244 (10.1) | 767 (31.7) | 1406 (58.2) | |
 Other workers | 27 (0.1%) | 3 (11.1) | 14 (51.9) | 10 (37.0) | |
Type of wage workers | |||||
 Permanent workers | 27,279 (76.0%) | 2900 (10.6) | 8459 (31.0) | 15,920 (58.4) | p < 0.01 |
 Temporary workers | 6083 (16.9%) | 722 (11.9) | 1709 (28.1) | 3652 (60.0) | |
 Daily workers | 2551 (7.1%) | 675 (26.5) | 716 (28.1) | 1160 (45.5) | |
Wage_provider | |||||
 Work place | 33,503 (94.7%) | 3796 (11.3) | 10,178 (30.4) | 19,529 (58.3) | p < 0.01 |
 A dispatcher | 673 (1.9%) | 104 (15.5) | 202 (30.0) | 367 (54.5) | |
 Service provider | 1213 (3.4%) | 345 (28.4) | 340 (28.0) | 528 (43.5) | |
Company size (Number of workers in workplace) | |||||
  ≤ 49 | 38,891 (79.7%) | 4976 (12.8) | 11,531 (29.6) | 22,384 (57.6) | p < 0.01 |
 50–299 | 6874 (14.1%) | 670 (9.7) | 2290 (33.3) | 3914 (56.9) | |
  ≥ 300 | 3011 (6.2%) | 254 (8.4) | 995 (33.0) | 1762 (58.5) | |
Type of workplace | |||||
 Employer’s place of business | 37,873 (76.7%) | 3949 (10.4) | 11,486 (30.3) | 22,438 (59.2) | p < 0.01 |
 Customer’s place of business | 4107 (8.3%) | 694 (16.9) | 1193 (29.0) | 2220 (54.1) | |
 In the case of transportation such as cars | 1388 (2.8%) | 258 (18.6) | 507 (36.5) | 623 (44.9) | |
 Outdoor (construction site, field / etc.) | 5304 (10.7%) | 1039 (19.6) | 1661 (31.3) | 2604 (49.1) | |
 My house | 533 (1.1%) | 31 (5.8) | 117 (22.0) | 385 (72.2) | |
 Others | 199 (0.4%) | 16 (8.0) | 52 (26.1) | 131 (65.8) | |
Job Category | |||||
 Manager | 1354 (2.7%) | 176 (13.0) | 421 (31.1) | 757 (55.9) | p < 0.01 |
 Specialist | 3759 (7.6%) | 149 (4.0) | 930 (24.7) | 2680 (71.3) | |
 Technician and Associate Expert | 2505 (5.0%) | 279 (11.1) | 797 (31.8) | 1429 (57.0) | |
 Office worker | 10,545 (21.2%) | 746 (7.1) | 3061 (29.0) | 6738 (63.9) | |
 Service worker | 7666 (15.4%) | 874 (11.4) | 2140 (27.9) | 4652 (60.7) | |
 Salesperson | 7532 (15.2%) | 695 (9.2) | 2115 (28.1) | 4722 (62.7) | |
 Experts in agriculture and forestry fishing | 2951 (5.9%) | 213 (7.2) | 1014 (34.4) | 1724 (58.4) | |
 Functional Person and Related Person | 4492 (9.0%) | 1101 (24.5) | 1572 (35.0) | 1819 (40.5) | |
 Machine Operator and Assembly Worker | 3349 (6.7%) | 733 (21.9) | 1281 (38.3) | 1335 (39.9) | |
 Laborer | 5416 (10.9%) | 1049 (19.4) | 1719 (31.7) | 2648 (48.9) | |
 Soldier | 83 (0.2%) | 4 (4.8) | 46 (55.4) | 33 (39.8) | |
Occasionally need to wear personal protective equipment | |||||
 Yes | 12,071 (24.4%) | 2709 (22.4) | 4116 (34.1) | 5246 (43.5) | p < 0.01 |
 No | 37,353 (75.6%) | 3291 (8.8) | 10,899 (29.2) | 23,163 (62.0) | |
Night working days in a month | |||||
  ≤ 9 | 2896 (46.0%) | 518(17.9) | 874 (30.2) | 1504 (51.9) | p < 0.01 |
 10–19 | 2137 (34.0%) | 392 (18.3) | 763 (35.7) | 982 (46.0) | |
  ≥ 20 | 1256 (20.0%) | 361 (28.7) | 343 (27.3) | 552 (43.9) | |