Figure 1

Influenza A virus (IAV) status of sows and pigs, and sow and piglet room allocation pre-movement on the day when adoption took place (1) and post-movement at the termination of the study (2). Sow 1 and her eleven piglets are shown in black. Sow 2 and her 12 piglets are shown in grey. Rooms A, B and C indicate the different rooms used during the study. IAV status positive (+) or negative (−) of the sow and litter is shown at the bottom of each room drawing.