|  | No Positive/TOT | Observed seroprevalence | 95% CI |
---|---|---|---|---|
Age Group | Calf (≤6 m) | 1/1 | 100% | - |
Juvenile (>6 m ≤2ys) | 3/5 | 60.0% | 22.9% - 88.4% | |
Sub-adult (>2ys ≤5ys) | 36/51 | 70.6% | 56.9% - 81.4% | |
 | Adult (>5ys) | 78/125 | 62.4% | 53.6% - 70.4% |
Year | 1999 | 30/44 | 68.2% | 53.4% - 80.1% |
2000 | 29/55 | 52.7% | 39.8% - 65.3% | |
2001 | 13/22 | 59.1% | 38.7% - 76.8% | |
2002 | 49/62 | 79.0% | 67.2% - 87.4% | |
 | 2003 | 6/13 | 46.1% | 23.2% - 70.9% |
Subspecie | Nile Buffalo | 115/168 | 68.4% | 61.1% - 75.0% |
 | West African Buffalo | 12/24 | 50.0% | 31.4% - 68.6% |
 | African Forest Buffalo | 0/4 | 0% | - |
Country | Benin | 8/18 | 44.4% | 24.5% - 66.3% |
 | Burkina Faso | 4/5 | 80.0% | 36.0% - 98.0% |
 | Nigeria | 0/1 | 0% | - |
 | West Africa | 12/24 | 50.0% | 31.4% - 68.6% |
 | Central African Republic | 52/81 | 64.2% | 53.3% - 73.8% |
 | Chad | 30/53 | 56.6% | 43.3% - 69.1% |
 | Democratic Republic of Congo | 33/34 | 97.1% | 83.8% - 100% |
 | Gabon | 0/4 | 0% | - |
 | Central Africa | 115/172 | 66.9% | 59.5% - 73.5% |
Park | Pendjari National Park | 8/18 | 44.4% | 24.5% - 66.3% |
 | Pama Reserve | 3/3 | 100% | - |
 | Arly National Park | 1/2 | 50.0% | 9.4% - 90.5% |
 | Borgu Game Park | 0/1 | 0% | - |
 | Manovo-Gounda St. Floris National Park | 15/19 | 78.9% | 56.1% - 92.0% |
 | Zemongo Faunal Reserve | 6/7 | 85.7% | 46.6% - 99.5% |
 | Bamingui-Bagoran National Park | 3/6 | 50.0% | 18.8% - 81.2% |
 | Zakouma National Park | 22/41 | 53.7% | 38.7% - 67.9% |
 | Garamba National Park | 33/34 | 97.1% | 83.8% - 100% |
 | Loango National Park | 0/4 | 0% | - |