Table 4.
Number (n) of animals tested, number (p) and percentage (%) of positives in different tests according to wilaya, breeding system, sex, age and fur colour of the animals. CATT = CATT/T. evansi, ELISA = ELISA/VGS RoTat 1.2, TL = immune trypanolysis, PCR = RoTat 1.2 PCR
| GST |
CATT |
ELISA |
TL |
RoTat 1.2 PCR |
|||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| n | p (%) | n | p (%) | n | p (%) | n | p (%) | n | p (%) | ||
| Wilaya | El Bayadh | 161 | 19 (11,8)* | 171 | 128 (74.9)* | 134 | 94 (70.1)* | 135 | 84 (62.2)* | 169 | 22 (13.0) |
| Ouargla | 221 | 2 (0,9) | 221 | 27 (12.2)* | 219 | 25 (11.4)* | 218 | 27 (12.4)* | 50 | 5 (10.0) | |
| Béchar | 304 | 4 (1,3) | 304 | 112 (36.8)* | 304 | 99 (32.6)* | 304 | 93 (30.6)* | 162 | 22 (13.6) | |
| Tamanrasset | 360 | 0 (0,0) | 360 | 75 (20.8) | 349 | 14 (4.0) | 349 | 7 (2.0) | 155 | 11 (7.1) | |
| Overall | 1046 | 25 (2.4) | 1056 | 342 (32.4) | 1006 | 232 (23.1) | 1006 | 211 (21.0) | 536 | 60 (11.2) | |
| Breeding system | sedentary | 17 | 0 (0,0) | 17 | 9 (52.9)* | 16 | 2 (12.5) | 16 | 1 (6.3) | 15 | 1 (6.7) |
| semi-intensive | 20 | 0 (0,0) | 20 | 2 (10.0) | 19 | 0 (0.0) | 18 | 1 (5.6) | 6 | 1 (16.7) | |
| transhumant | 1009 | 25 (2.5) | 1019 | 331 (32.5)* | 971 | 230 (23.7) | 972 | 209 (21.5) | 515 | 58 (11.3) | |
| Sex | female | 841 | 21 (2,5) | 850 | 288 (33.9)* | 813 | 212 (26.1)* | 813 | 199 (24.5)* | 439 | 49 (11.2) |
| male | 205 | 4 (2,0) | 206 | 54 (22.2) | 193 | 20 (10.4) | 193 | 12 (6.2) | 97 | 11 (11.3) | |
| Age class (year) | <1 | 117 | 0 (0,0) | 117 | 28 (23.9) | 115 | 9 (7.8) | 115 | 6 (5.2) | 52 | 3 (5.8) |
| ≥1 ≤ 2 | 121 | 4 (3,3) | 122 | 38 (31.1) | 117 | 27 (23.1)* | 117 | 22 (18.8)* | 67 | 7 (10.4) | |
| >2 to ≤4 | 87 | 2 (2,3) | 89 | 27 (30.3) | 85 | 16 (18.8)* | 85 | 11 (12.9) | 51 | 2 (3.9) | |
| >4 and ≤10 | 414 | 7 (1.7) | 418 | 121 (28.9) | 401 | 92 (22.9)* | 401 | 82 (20.4)* | 193 | 29 (15.0) | |
| >10 | 307 | 12 (3.9) | 310 | 128 (41.3)* | 288 | 88 (30.6)* | 288 | 90 (31.3)* | 173 | 19 (11.0) | |
| Fur colour | azeghraf | 26 | 1 (3.8) | 26 | 5 (19.2) | 26 | 4 (15.4) | 26 | 5 (19.2) | 9 | 2 (22.2) |
| baida | 211 | 3 (1.4) | 211 | 44 (20.9) | 205 | 31 (15.1) | 205 | 22 (10.7) | 105 | 13 (12.4) | |
| hamra | 334 | 9 (2.7) | 337 | 108 (32.0) | 315 | 67 (21.3) | 316 | 63 (19.9) | 157 | 16 (10.2) | |
| sefra | 252 | 3 (1.2) | 252 | 86 (34.1) | 248 | 58 (23.4) | 248 | 55 (22.2) | 132 | 12 (9.1) | |
| zerga | 223 | 9 (4.0) | 230 | 99 (43.0)* | 212 | 72 (34.0) | 211 | 66 (31.3) | 133 | 17 (12.8) | |
* = Significant difference.