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Table 1 Number of participants, age and smoking habits among men and women (18-67 years) in three exposure groups related to an explosion causing environmental pollution

From: Can air pollution affect tear film stability? a cross-sectional study in the aftermath of an explosion accident

 

Exposure group*

Men

Women

Number of participants

   
 

UI

83

66

 

EI

67

77

 

EW

184

42

 

Total

334

185

Age-mean (SD)

   
 

UI

42 (12)

46 (13)

 

EI

48 (17)

44 (14)

 

EW

44 (12)

43 (11)

 

Total

44 (13)

43 (13)

Present smokers (%)

   
 

UI

28

18

 

EI

31

34

 

EW

36

34

 

Total

32

25

  1. *UI = Unexposed inhabitants far from the explosion area
  2. *EI = Exposed inhabitants near the explosion area
  3. *EW = Exposed workers at the explosion area