Skip to main content

Table 2 Occupational exposure characteristics of COPD patients by smoking status.

From: Systemic inflammation in chronic obstructive pulmonary disease: a population-based study

  Never smoker Former smoker Current smoker p
Subjects, n 67 138 119  
Self-reported exposure to vapors, gases, dusts or fumes Job exposure 27 (40.3%) 54 (39.1%) 49 (41.2%) 0.945
   Biological dusts 15 (22.4%) 56 (40.6%) 50 (42.0%) 0.017
   Mineral dusts 24 (35.8%) 48 (34.8%) 37 (31.1%) 0.752
   Gases or fumes 33 (49.3%) 55 (39.9%) 48 (40.3%) 0.398
  1. Comparisons between groups by chi-square test