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Table 2 Summary of the genetic variability in 15 Trichinella spiralis larval cohorts. F1a-d samples from outbreak 1, F2 from outbreak 2, and WB1-10 from hunted wild boar

From: Genetic evidence substantiates transmission of Trichinella spiralis from one swine farm to another

Pop   N Na Ne Ho He Pl (%) Fis
F1a
 Mean 34.8 1.5 1.1 0.04 0.05 50.00 0.213
 SE 0.2 0.2 0.1 0.03 0.04   
F1b
 Mean 32.8 1.3 1.0 0.03 0.04 33.33 0.186
 SE 0.2 0.2 0.0 0.02 0.03   
F1c
 Mean 34.7 1.2 1.1 0.10 0.07 16.67 − 0.417a
 SE 0.2 0.2 0.1 0.10 0.07   
F1d
 Mean 9.0 1.0 1.0 0.00 0.00 0.00 NA
 SE 0.0 0.0 0.0 0.00 0.00   
F2
 Mean 11.0 1.0 1.0 0.00 0.00 0.00 NA
 SE 0.0 0.0 0.0 0.00 0.00   
WB1
 Mean 20.7 2.7 1.6 0.31 0.33 100.00 0.093
 SE 0.2 0.5 0.2 0.07 0.07   
WB2
 Mean 9.0 1.7 1.1 0.11 0.10 50.00 − 0.055
 SE 0.0 0.3 0.1 0.05 0.04   
WB3
 Mean 32.5 1.5 1.3 0.17 0.17 50.00 − 0.01
 SE 0.3 0.2 0.1 0.09 0.08   
WB4
 Mean 31.8 1.5 1.3 0.13 0.15 50.00 0.182
 SE 0.2 0.2 0.2 0.07 0.09   
WB5
 Mean 9.8 1.2 1.1 0.04 0.06 16.67 0.407
 SE 0.2 0.2 0.1 0.04 0.06   
WB6
 Mean 12.0 1.5 1.2 0.07 0.10 50.00 0.375
 SE 0.0 0.2 0.1 0.04 0.07   
WB7
 Mean 12.0 1.5 1.4 0.14 0.18 33.33 0.262
 SE 0.0 0.3 0.2 0.09 0.11   
WB8
 Mean 9.8 1.5 1.5 0.22 0.24 50.00 0.114
 SE 0.2 0.2 0.2 0.12 0.11   
WB9
 Mean 8.0 1.3 1.2 0.10 0.11 33.33 0.146
 SE 0.0 0.2 0.1 0.07 0.07   
WB10
 Mean 11.0 1.0 1.0 0.00 0.00 0.00 NA
 SE 0.0 0.0 0.0 0.00 0.00   
Total
 Mean 18.60 1.42 1.18 0.10 0.11 0.36  
 SE 1.15 0.07 0.04 0.02 0.02 0.07  
  1. N, average number of individuals per locus; Na, average number of alleles per locus; Ne, average effective number of alleles per locus; Ho: average observed heterozygosity per locus, He: average expected heterozygosity per locus; Pl: percentage of polymorphic loci; Fis, inbreeding coefficient; SE, standard error; NA, not applicable
  2. aSignificant deviation from Hardy-Weinberg expectation (nominal P level set to 0.05)