Microbiological Indoor and Outdoor Air Quality in Chicken Fattening Houses

Table 2

Pearson’s correlation coefficient (r) between microbial concentrations in indoor and outdoor air during the fattening cycle.

Microorganisms	Correlation detection location	Person correlation	value
Total bacteria	0.5 m (in)–1.5 m (in)	0.712	0.178
	0.5 m (in)–1.5 m (out)	0.661	0.225
	1.5 m (in)–1.5 m (out)	0.995	<0.001
E. coli	0.5 m (in)–1.5 m (in)	0.039	0.950
	0.5 m (in)–1.5 m (out)	−0.246	0.691
	1.5 m (in)–1.5 m (out)	0.882	0.048
Salmonella spp.	0.5 m (in)–1.5 m (in)	0.856	0.064
	0.5 m (in)–1.5 m (out)	−0.088	0.888
	1.5 m (in)–1.5 m (out)	0.031	0.961
Aspergillus fumigatus	0.5 m (in)–1.5 m (in)	0.992	0.178
	0.5 m (in)–1.5 m (out)	0.997	0.225
	1.5 m (in)–1.5 m (out)	0.996	<0.001