Airborne geographical dispersal of Q fever from livestock holdings to human communities: a systematic review and critical appraisal of evidence

Table 2 Studies reporting estimated geographical dispersal potential from Q fever infected abattoirs

Reference	Country	Year of outbreak	Urban density	Infective distance from animal holdings
[33, 36]	France (Briancon)	1996	Urban	Increased risk at 250 m compared to 1 km distance of exposure
[35]	France (Marseilles)	1999-2002	Urban	< 2 km; Wind speeds 28-36 km/h noted

ISSN: 1471-2334