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. 2003 Oct;9(10):1337–1340. doi: 10.3201/eid0910.030206

Table 2. Seroprevalence of antibodies against Anaplasma phagocytophilum, Coxiella burnetti, and Bartonella henselae in persons with and without domestic petsa.

Organism No pet
n=174
(%) Cat
n=106 (%) Dog
n=77 (%) Cat and dog
n=19
(%) No pet/cat
p value No pet/dog
p value No pet/cat and dog
p value
A. phagocytophilum







IgGb
12 (6)
7 (7)
2 (5)
4 (13)
0.239
0.332
0.162
IgM
2 (1)
1 (1)
1 (2)
2 (6)
0.856
0.849
0.611
C. burnetii
13 (6)
6 (6)
2 (5)
2 (6)
0.235
0.293
0.257
B. henselae 46 (26) 29 (28) 9 (23) 4 (13) 0.272 0.143 0.113

aNo differences are evident by chi-square test for comparisons between the groups
for all pathogens.
bIg, immunoglobulin.