Table 3. Total bacteria and DNA concentration in the air sampled in an empty weaning room over five hours.

Data reported as mean ± standard error of mean (SEM), number of replicates (n) = 2.

Samples	Total bacteria (Log10 CFU/m3)	DNA concentration (pg/μL)
First hour	5.74 ± 0.01	2,021 ± 146
Second hour	5.07 ± 0.02	2,412 ± 159
Third hour	5.06 ± 0.04	2,492 ± 17
Fourth hour	5.32 ± 0.01	3,046 ± 49
Fifth hour	5.75 ± 0.04	3,218 ± 117