Remarkable spatial variation in the seroprevalence of Coxiella burnetii after a large Q fever epidemic

BMC Infectious Diseases

Table 1 Q fever incidence in the period 2007–2010 and serological results for antibodies against C. burnetii, by municipality, the Netherlands, 10 March 2014–27 February 2015^a

Municipality^b	Population	Q fever incidence in the period 2007–2010^c	C. burnetii positive/sera tested	C. burnetii seroprevalence (95% CI^d)
Boxmeer	28,610	87	10/71	14.1 (7.0–24.4)
Weert	48,330	0	18/164	11.0 (6.6–16.8)
Bernheze	29,620	797	32/301	10.6 (7.3–14.7)
Bergen	13,400	37	4/38	10.5 (2.9–24.8)
Sint-Michielsgestel	28,270	195	4/40	10.0 (2.8–23.7)
Sint Anthonis	11,790	136	22/288	7.6 (4.8–11.3)
Gemert-Bakel	28,510	95	21/308	6.8 (4.3–10.2)
Boxtel	30,280	73	6/149	4.0 (1.5–8.6)
Leudal	36,750	3	5/134	3.7 (1.2–8.5)
Someren	18,230	16	5/175	2.9 (0.9–6.5)
Deurne	31,470	13	2/104	1.9 (0.2–6.8)
Asten	16,360	37	6/326	1.8 (0.7–4.0)
Cranendonck	20,270	5	3/174	1.7 (0.4–5.0)
Overall	527,600	123	139/2296	6.1 (5.1–7.1)

^aSpearman correlation coefficient between Q fever incidence during the 2007–2010 epidemic and C. burnetii seroprevalence was not significant (rs = 0.42, p = 0.156)
^bMunicipalities with < 10 participants are not displayed
^cPer 100,000 population
^d95% confidence interval (CI)

ISSN: 1471-2334