Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Prevalence of Haemonchus contortus in goats by different agro–ecological zones and age.
| Category | No. examined | Positive cases | Prevalence (%) | χ2– value | p-value |
|---|---|---|---|---|---|
| Agro-ecological zones | |||||
| Senqu River Valley | 41 | 34 | 82.9 | 31.745 | 0.000 |
| Highlands | 40 | 26 | 65.0 | ||
| Foothills | 40 | 20 | 50.0 | ||
| Lowlands | 51 | 50 | 98.0 | ||
| Age of goats | |||||
| Kids | 64 | 55 | 85.9 | 5.939 | 0.051 |
| Immature | 58 | 40 | 69.0 | ||
| Adults | 50 | 35 | 70.0 |
χ2 – Pearson Chi-square value, P – Significance level
