Assessment of Respiratory Symptoms and Pulmonary Function Status among Workers of Flour Mills in Addis Ababa, Ethiopia: Comparative Cross-Sectional Study

Table 3

Respiratory symptoms of exposed and nonexposed subjects including OR and 95% CI.

Respiratory symptoms		Prevalence; % (n=54)	OR	P-value	95% CI
					Lower	upper
Dry Cough	case	27.7%(n=15)
	Control	9.3%(n=5)	3.58	.027	1.16	11.65
Productive cough	case	11.1%(n=6)
	Control	5.6%(n=3)	1.76	.467	0.39	7.98
Wheeze	case	14.8% (n=8)
	Control	3.7%(n=2)	4.25	.084	0.83	21.88
Breathlessness	case	16.6 %(n=9)
	Control	7.4%(n=4)	2.80	.115	0.78	10.09

Symbol. OR = odd ratio and CI = confidence intervals.