Table 4 Gastrointestinal findings in cattle with LDA, RDA and AVÂ
Variable | Finding | LDA n (%) | RDA n (%) | AV n (%) | Total | Chi2 | Additional tests | P |
|---|---|---|---|---|---|---|---|---|
Rumen motility (n = 1980) | Reduced | 595 (44.4) | 171 (50.6) | 135 (44.6) | 901 (45.5) | 14 | Boph |  < 0.05 |
| Â | Absent | 619a (46.2) | 122b (36.1) | 135ab (44.6) | 876 (44.2) | Â | Â | Â |
Rumen fill (n = 1962) | Reduced | 1054a (79.7) | 241b (71.5) | 187c (61.9) | 1482 (75.5) | 76** | Boph |  < 0.05 |
| Â | Fuller than normal | 14a (1.1) | 13b (3.9) | 18b (6.0) | 45 (2.3) | Â | Â | Â |
| Â | Tympanic | 40a (3.0) | 23b (6.8) | 30b (9.9) | 93 (4.7) | Â | Â | Â |
Double auscultation of the rumen (n = 1418) | Negative | 851a (87.0) | 11b (4.6) | 14b (6.9) | 876 (61.8) | 466** | Boph |  < 0.05 |
Positive foreign body tests1 | Back grip (n = 1935) | 121a (9.2) | 53b (16.1) | 29ab (9.9) | 203 (10.5) | 14** | Boph |  < 0.05 |
|  | Pole test (n = 1887) | 108 (8.4) | 20 (6.3) | 24 (8.5) | 152 (8.1) | 3 | - | - |
|  | Percussion of the reticulum (n = 1928) | 15 (1.1) | 3 (0.9) | 3 (1.0) | 21 (1.1) | 1.2 | - | - |
BSA and PSA on the left side (n = 1982) | Both negative (normal) | 41a (3.1) | 330b (97.6) | 297b (98.0) | 668 (33.7) | 1743** | Boph |  < 0.05 |
| Â | Only BSA positive | 13 (1.0) | 1 (0.3) | 0 (0.0) | 14 (0.7) | Â | Â | Â |
| Â | Only PSA positive | 269a (20.1) | 3b (0.9) | 2b (0.7) | 274 (13.8) | Â | Â | Â |
| Â | Both positive | 1017a (75.8) | 4b (1.2) | 4b (1.3) | 1025 (51.7) | Â | Â | Â |
BSA and PSA on the right side (n = 1982) | Both negative (normal) | 898a (67.0) | 5b (1.5) | 2b (0.7) | 905 (45.7) | 1219** | Boph |  < 0.05 |
| Â | Only BSA positive | 136a (10.1) | 5b (1.5) | 3b (1.0) | 144 (7.3) | Â | Â | Â |
| Â | Only PSA positive | 124a (9.3) | 12b (3.6) | 2c (0.7) | 138 (7.0) | Â | Â | Â |
| Â | Both positive | 182a (13.6) | 316b (93.5) | 296b (97.7) | 794 (40.1) | Â | Â | Â |
Intestinal motility (n = 1950) | Reduced | 645a (48.9) | 207b (62.2) | 171b (57.6) | 1023 (52.5) | 177** | Boph |  < 0.05 |
| Â | Absent | 56a (4.2) | 51b (15.3) | 60b (20.2) | 167 (8.6) | Â | Â | Â |
Amount of faeces in the rectum (n = 1975) | Reduced | 619a (46.4) | 221b (65.4) | 179b (59.3) | 1019 (51.6) | 183** | Boph |  < 0.05 |
| Â | No faeces | 77a (5.8) | 50b (14.8) | 63c (20.9) | 190 (9.6) | Â | Â | Â |
Colour of faeces (n = 1982) | Dark brown to black | 78a (5.8) | 58b (17.2) | 58b (19.1) | 194 (9.8) | 83** | Boph |  < 0.05 |
Consistency of faeces (n = 1982) | Thin porridge-like | 252a (18.8) | 58ab (17.2) | 35b (11.6) | 345 (17.4) | 35** | Boph |  < 0.05 |
| Â | Thick porridge-like | 160 (11.9) | 42 (12.4) | 30 (9.9) | 232 (11.7) | Â | Â | Â |
| Â | Watery | 85a (6.3) | 32ab (9.5) | 33b (10.9) | 150 (7.6) | Â | Â | Â |
| Â | Pasty | 58a (4.3) | 17ab (5.0) | 29b (9.6) | 104 (5.2) | Â | Â | Â |
| Â | Biphasic | 19 (1.4) | 7 (2.1) | 9 (3.0) | 35 (1.8) | Â | Â | Â |
Degree of comminution (n = 1982) | Reduced | 360a (26.8) | 69b (20.4) | 56b (18.5) | 485 (24.5) | 17** | Boph |  < 0.05 |
Abnormal contents (n = 1982) | Mucus | 108a (8.1) | 42b (12.4) | 31ab (10.2) | 181 (9.1) | 43** | Boph |  < 0.05 |
| Â | Blood | 47a (3.5) | 24b (7.1) | 27b (8.9) | 98 (4.9) | Â | Â | Â |
| Â | Fibrin | 16 (1.2) | 4 (1.2) | 7 (2.3) | 27 (1.4) | Â | Â | Â |
Rectal findings (n = 1982) | Abomasum palpable | 15a (1.1) | 38b (11.2) | 67c (22.1) | 120 (6.1) | 294 | Boph |  < 0.05 |