Table 3. Comparison of adult worms and eggs per gram liver tissue among three groups of pigs.

Group	Number of pig	Average number of worms (±SEM)	Average number of female worms (±SEM)	Average number of eggs pergram liver tissue (±SEM)
Vac-Cha	7	118.71±16.31**(63.84%)†	53.42±6.62**(67.65%)†	74.86±7.34**(71.82%)†
Inf-Con	7	328.29±41.33	165.14±20.64	262.57±51.60
Vac-Con	7	0	0	0

**P<0.01, compared with the Inf-Con group.

^†represents worm reduction rate (%) or egg reduction rate (%) in liver tissue.