Figure 1. Relationship between body condition index (mean ± standard error) and diagnosis of European bat lyssavirus type 1 by reverse transcription PCR. Males and females are represented as filled and open circles, respectively. 1, only negative in oropharyngeal swab and brain specimens (● n = 49; ○ n = 225); 2, positive in oropharyngeal swab and brain specimens (● n = 1; ○ n = 4); 3, positive in oropharyngeal swab but negative in brain specimen (● n = 3; ○ n = 4).