Table 2 Multiple logistic analysis of factors affecting secondhand smoke exposure in workplace
From: Second hand smoke exposure in workplace by job status and occupations
Dependent variables | Adjusted OR (Odds Ratio) | 95% CI (Confidence Interval) |
|---|---|---|
Sex (reference: Female) | ||
 Male | 4.107** | 3.461 ~  4.874 |
Age (reference: ≤39) | ||
 40–49 | 1.551** | 1.348 ~  1.785 |
 50–59 | 1.529** | 1.319 ~  1.772 |
  ≥ 60 | 1.116 | 0.916 ~  1.360 |
Number of workers in workplace (reference: ≥ 300) | ||
  ≤ 49 | 2.114** | 1.721 ~  2.595 |
 50–300 | 1.545** | 1.232 ~  1.937 |
Status (reference: Permanent workers) | ||
 Temporary workers | 1.130 | 0.957 ~  1.334 |
 Daily workers | 1.318** | 1.102 ~  1.575 |
Occasionally need to wear personal protective equipment (reference No) | ||
 Yes | 1.132 | 0.942 ~  1.359 |
Wage_Provider (reference: Work place (last week’s work place)) | ||
 A dispatcher | 1.140 | 0.814 ~  1.596 |
 Service provider | 1.736** | 1.401 ~  2.149 |
Type of Workplace (reference: Employer’s place of business | ||
 Customer’s place of business | 1.220* | 1.014 ~  1.466 |
 In the case of transportation such as cars | .696 | 0.466 ~  1.040 |
 Outdoor (construction site, field / etc.) | 1.668** | 1.423 ~  1.956 |
 My house | 2.200 | 0.186 ~  25.995 |