Table 1.

Infection status and risk estimate of pig to infection by sex and age.

Animal (ŋ)	Animals with parasitic worm eggs (%)	x 2	OR/risk estimate
Sex
Female (37)	33 (89.19%)	0.475	2.182
Male (19)	18 (94.73%)
Total (56)	51 (91.07%)
Age group
<1 year (31)	29 (93.55%)	0.085	n/d
1–2 years (19)	18 (94.74%)
>2 years (6)	4 (66.67%)
Total (56)	51 (91.07%)

Confidence interval = 95%; OR = odds ratio; x² = Pearson's chi-square; n/d = not determined.