<<Observed levels of co-infection frequently deviated from what would be predicted if all three pathogens assorted independently (Figure 2). Most notably, B. microti/B. burgdorferi co-infection was 83% greater than predicted if all three pathogens assorted independently>>
This means that it was much more than co-incidence that Babesia was being found together with borrelia in ticks - it wasn't just random that both babesia and Borrelia were together. Which is strange really.