. 2015 Dec 8;32(3):405–419. doi: 10.1007/s10453-015-9413-3

Table 3.

Number of positive results of influenza A virus (IAV), porcine reproductive and respiratory virus (PRRSV) and porcine epidemic diarrhea virus (PEDV) by RT-PCR and virus isolation (VI) or bioassay in air samples from acutely infected animals

Virus	Diagnostic technique	EPI system		Total samples
Virus	Diagnostic technique	“off”	“on”	Total samples
IAV	PCR^a	14/15 (93.3 %)	14/15 (93.3 %)	27/30 (90.0 %)
IAV	VI^b	5/14 (35.7 %)	5/14 (35.7 %)	6/27 (22.2 %)
PRRSV	PCR	8/34 (23.5 %)	8/34 (23.5 %)	12/6 (17.6 %)
PRRSV	VI	6/8 (75.0 %)	6/8 (75.0 %)	9/12 (75.0 %)
PEDV	PCR	6/6 (100 %)	6/6 (100 %)	12/12 (100 %)
PEDV	Bioassay^c	2/2 (100 %)	2/2 (100 %)	3/3 (100 %)

^aRT-PCR results presented as number of positives of total samples tested (%)

^bVI results presented as positive samples of total RT-PCR positive samples tested (%)

^cBioassay results are presented as positive pigs of the total inoculated (%)