Table 2. Average prevalence (P_i), and index of selectivity of the pathogen (ISP) for five virus species.

Species	Pi	ISH	P1
AMV	0.128	0.3943	0.000
BWYV	0.065	0.2193	0.000
CMV	0.173	0.3838	0.000
TSWV	0.039	0.1398	0.359
WMV	0.022	0.1844	0.063

¹Probability of rejection of the null hypothesis of homogeneity of the prevalence of five analysed viruses. Raw significance probabilities were corrected by the sequential Bonferroni method for multiple independent tests as indicated in [60].