Prevalence of Occupational Asthma and Respiratory Symptoms in Foundry Workers

Table 1

The distribution of respiratory symptoms among the foundry workers.

Respiratory symptoms	Workers in production departments (𝑛=286)	Workers in other departments (𝑛=61)	Total (𝑛=347)	P
Cough	48	4	52 (14.98%)	0.008*
Phlegm	66	5	71 (20.46%)	0.001*
Breathlessness	26	2	28 (8.06%)	0.041*
Chest tightness	13	1	14 (4.03%)	0.154
Wheezing	6	1	7 (2.01%)	0.803

∗Statistically significant.