Table 2.

C. pneumoniae antigen detection after treatment with azithromycin

Treatment group (n)No. of aortic segments with C. pneumoniae antigen/total no. (%)No. of segments (%) showing degreea:No. of animals (%) with C. pneumoniae antigen
1+2+
Control (23)11/69 (15.9)101 (9.1)8 (34.8)
Early azithromycin (24)14/72 (19.4)122 (14.3)9 (37.5)
Delayed azithromycin (24)45/72 (62.5)396 (13.3)21 (87.5)
  • a 1+, 5 to 10 cells positive in one focus. 2+, two or more foci positive.