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Table 3 Respiratory symptoms

From: Subclinical interstitial lung damage in workers exposed to indium compounds

 

Current smokers

Ex or never smoked

Total

p

Respiratory symptoms

N

%

N

%

N

%

 

No

5

33.3

11

57.9

16

47.1

0.1542

Yes

10

66.7

8

41.1

18

52.9

 
     

34

  
  1. Abbreviations: N number of subjects, P probability by Chi-square test, Respiratory symptoms: at least one or more symptoms of cough, sputum, chest discomfort, palpitation, and wheezing.