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. 2006 Dec 20;1(1):e41. doi: 10.1371/journal.pone.0000041

Table 4. Analysis of association among five virus species in sixteen host plant species.

graphic file with name pone.0000041.t004.jpg

AMV BWYV CMV TSWV WMV All
AI1 AI AI AI AI AI P2
Amaranthus spp. 0.559 0.186 0.084 –0.428 0.329 0.318 0.514
C. album –0.071 — 0.248 –0.112 0.888 0.222 0.615
C. arvense 0.009 0.384 –0.006 0.319 –0.665 0.55 0.865
C. arvensis 0.388 0.688 –0.137 — — 0.434 0.004
Conyza sp. 0.622 0.159 –0.021 0.622 0.794 0.464 0.003
D. stramonium 0.504 0.691 0.191 — 0.721 0.818 0.004
D. erucoides 0.162 0.340 0.054 0.431 0.579 0.470 0.007
L. serriola –0.233 0.767 0.095 –0.233 0.767 0.235 0.500
L. amplexicaule 0.762 0.262 0.238 0.762 — 0.636 0.020
M. sativa –0.049 0.464 0.492 0.069 –0.131 0.410 0.656
P. rhoeas –0.049 — — –0.016 — 0 0.905
Plantago sp 0.317 0.399 0.317 0.707 — 0.667 0.0007
S. marianum –0.132 –0.100 –0.132 –0.132 — 0 0.779
S. oleraceus 0.484 0.784 0.084 0.817 0.300 0.615 0.008
T. pratense 0.896 — –0.079 –0.104 0.896 0.4 0.495
X. strumarium 0.670 — –0.330 –0.330 0.670 0.5 0.786
Total 0.422 0.690 0.308 0.619 0.667 0.185 7.6·10−15
P 9.9·10−4 1.0·10−5 6.9·10−3 1.2·10−4 1.2·10−2 7.6·10−15
1

Value of Association index

2

Probability of rejection of the null hypothesis of independence of infection. When significant, AI and P values are shown in bold face. Raw significance probabilities were corrected by the sequential Bonferroni method for multiple independent tests as indicated in [60].