A field efficacy and safety trial in the Netherlands in pigs vaccinated at 3 weeks of age with a ready-to-use porcine circovirus type 2 and Mycoplasma hyopneumoniae combined vaccine

Table 3 Distribution of the lung lesion scores by treatment (n [%]), according to the Madec scoring system and the extrapolation to the Goodwin scoring system

		PCVM group (N = 173)	FLEX group (N = 163)	NC group (N = 182)
Madec scoring system (max. 28)	Missing^a	20 [11.6]	18 [11.0]	28 [15.4]
	Score 0	142 [82.1]	133 [81.6]	131 [72.0]
	Score 1–3	10 [5.8]	9 [5.5]	17 [9.3]
	Score 4–6	1 [0.6]	2 [1.2]	4 [2.2]
	Score 7–9	0 [0.0]	0 [0.0]	1 [0.5]
	Score 8–12	0 [0.0]	1 [0.6]	1 [0.5]
	Maximum score	5	10	11
	Proportion of lungs with EP-like lesions	6.3%	7.4%	12.6%
Goodwin scoring system (max. 55)	Score 0	142 [82.1]	133 [81.6]	131 [72.0]
	0 < Score ≤ 5	8 [4.6]	9 [5.5]	15 [8.2]
	5 < Score ≤ 10	2 [1.2]	2 [1.2]	5 [2.7]
	Score > 10	1 [0.6]	1 [0.6]	3 [1.6]
	Maximum score	12.5	21.25	25

^aMissing animals were those that had been slaughtered before the lung scoring team arrived

ISSN: 2055-5660