Table 2. Sample prevalence of bovine hemoplasma infection according to living condition, age, and Theileria infection.
| Variable | Total number | PCR results (%) |
||||
|---|---|---|---|---|---|---|
| Only Mw positive | Only CMh positive | Mw + CMh positive | Total hemoplasma positive | |||
| Living condition | ||||||
| Grazing | 138 | 61 (44.2) | 7 (5.1) | 55 (39.9) | 123 (89.1) | |
| Housed | 262 | 100 (38.2) | 31 (11.8) | 112 (42.7) | 243 (92.7) | |
| P-value* | 0.24 | <0.05 | 0.58 | 0.22 | ||
| Age (years) | ||||||
| 1–4 | 124 | 32 (25.8) | 10 (8.1) | 77 (62.1) | 119 (96.0) | |
| 5–7 | 101 | 37 (36.6) | 13 (12.9) | 49 (48.5) | 99 (98.0) | |
| 8–10 | 96 | 47 (49.0) | 9 (9.4) | 26 (27.1) | 82 (85.4) | |
| ≥11 | 79 | 45 (57.0) | 6 (7.6) | 15 (19.0) | 66 (83.5) | |
| P-value† | <0.001 | 0.58 | <0.001 | <0.001 | ||
| Theileria infection | ||||||
| Positive | 144 | 75 (52.1) | 13 (9.0) | 48 (33.3) | 136 (94.4) | |
| Negative | 256 | 86 (33.6) | 25 (9.8) | 119 (46.5) | 230 (89.8) | |
| P-value‡ | <0.001 | 0.81 | <0.05 | 0.11 | ||
Mw, M. wenyonii; CMh, “Candidatus Mycoplasma haemobos”. *P-value: comparison of living condition in each hemoplasma group by the χ2 test. †P-value: comparison of age groups in each hemoplasma group by the χ2 test. ‡P-value: comparison of Theileria-positive and Theileria-negative in each hemoplasma group by the χ2 test.