BMC Veterinary Research

Table 1 Distribution of EAA cases in the 22 affected farms (96 flocks) according to the region and the production system

From: Investigation on eggshell apex abnormality (EAA) syndrome in France: isolation of Mycoplasma synoviae is frequently associated with Mycoplasma pullorum

Region	No. of visited				EAA cases in
	Farms	Flocks	Flocks in ALT^a	Flocks in FC^a	Current flocks			Former flocks
	Farms	Flocks	Flocks in ALT^a	Flocks in FC^a	ALT^a	FC^a	Total	ALT^a	FC^a	Total
Bretagne	52	69	24	45	0	4	4	3	8	11
Pays de la Loire	8	9	6	3	0	0	0	0	0	0
Auvergne-Rhône-Alpes	17	18	10	8	3^b	0	3	1^b	4	5
TOTAL	77	96	40	56	3	4	7	4	12	16

^aFC furnished cages, ALT alternative systems (barn, free-range, organic)
^b one farm with one current and one former EAA-positive flock

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ISSN: 1746-6148

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