Chronic respiratory symptoms, lung function and associated factors among flour mill factory workers in Hawassa city, southern Ethiopia: “comparative cross-sectional study”

Table 6 Lung function test parameters in 48 flour mill and 48 soft drink workers, Hawassa city, South Ethiopia, 2018

Parameters	Flour mill workers (n = 48) Mean (±SD)	Soft-drinks factory workers (n = 48) Mean (±SD)	P-Value
FVC (liters)	2.78 ± 0.67	3.19 ± 0.59	0.002**
FEV₁ (liters)	3.46 ± 0.70	3.91 ± 0.65	0.001**
FEV₁/FVC%	74.10 ± 9.12	79.87 ± 12.54	0.012*

ISSN: 1471-2458