Table 3. Xylella fastidiosa frequency of detection (%) in saliva samples from H. vitripennis that had X. f. piercei cells below and above 5000 cells in their foregut. Analysis is independent of host plant.
Titer group Frequency of detection (%) independent of host plant
<5000 37 (SE ±0.094; n =27)
>5000 26 (SE ±0.077; n = 23)