Table 1. Comparison of vital (body temperature, heart rate, respiration rate) and hematological parameters according to survival status and death duration of calves with diarrhea.
| Variables | Survived (n = 49) | Died (n = 38) | p valuec | Died (≤ 24 h) (n = 18) | Died (> 24 h) (n = 20) | p valuec | Reference range [15,28,30] |
|---|---|---|---|---|---|---|---|
| Body temperature (°C) | 38.5 (35.9–39.6)a,d | 37.0 (32.0–39.7)b,d | < 0.001*** | 36.17 ± 2.19 | 36.42 ± 2.05 | 0.745 | 38.5–39.5 |
| Respiration rate (min) | 36 (28–46) | 32 (24–42) | 0.254 | 42.18 ± 19.78 | 31.76 ± 10.74 | 0.075 | 24–36 |
| Heart rate (bpm) | 120 (104–140) | 116 (96–128) | 0.236 | 117.37 ± 35.66 | 116.29 ± 22.96 | 0.918 | 80–120 |
| WBC (109/L) | 12.32 ± 5.94 | 11.67 ± 5.33 | 0.121 | 14.15 ± 4.40 | 13.40 ± 5.93 | 0.807 | 4.8–16.3 |
| RBC (1012/L) | 7.61 ± 1.69 | 7.86 ± 2.13 | 0.063 | 7.71 ± 1.85 | 8.45 ± 1.78 | 0.256 | 6.2–11.9 |
| Hgb (g/dL) | 11.70 ± 2.63a | 12.02 ± 3.24b | 0.030* | 11.49 ± 2.81 | 12.14 ± 2.80 | 0.509 | 7.3–14.8 |
| Hct (%) | 32.52 ± 7.69a | 35.48 ± 10.16b | 0.008** | 33.78 ± 8.27 | 36.51 ± 9.34 | 0.385 | 30.0–45.0 |
| MCV (fL) | 42.71 ± 3.37a | 45.19 ± 5.10b | 0.009** | 44.03 ± 5.70 | 43.07 ± 4.17 | 0.581 | 33.1–44.2 |
| MCH (pg) | 14.90 (14.30–15.60) | 15.00 (14.40–15.95) | 0.488 | 14.94 ± 1.57 | 14.36 ± 1.40 | 0.267 | 11–14 |
| MCHC (g/dL) | 35.20 (33.00–36.30) | 32.40 (31.30–35.85) | 0.168 | 34.39 ± 5.29 | 33.61 ± 4.39 | 0.646 | 30.9–34.6 |
| RDWa (fL) | 32.04 ± 3.02 | 33.92 ± 4.16 | 0.175 | 27.54 ± 9.27 | 29.11 ± 7.46 | 0.607 | 31.2–41.6 |
| RDW (%) | 17.80 (16.60–19.10) | 16.90 (16.50–19.95) | 0.594 | 16.67 ± 2.13a | 19.32 ± 3.40b | 0.026* | 15.0–19.4 |
| PLT (109/L) | 594.00 (431.00–1,019) | 461.00 (389.50–897.00) | 0.431 | 408.00 (357.00–463.00) | 597.00 (422.50–967.50) | 0.246 | 100.0–800.0 |
| MPV (fL) | 4.50 (4.20–4.70) | 4.70 (4.20–5.40) | 0.108 | 6.41 ± 3.37 | 5.87 ± 3.09 | 0.635 | 3.5–6.5 |
The mean and standard deviation are presented for all data which passed normality testing. Variables that failed normality testing are presented as median (25th-75th percentile) and median (min-max).
WBC, white blood cell; RBC, red blood cell; Hgb, hemoglobin; Hct, hematocrit; MCV, mean corpuscular volume; MCH, mean corpuscular hemoglobin volume; MCHC, mean corpuscular hemoglobin concentration; RDWa, absolute value of the width of the distribution of red blood cells; RDW, red cell distribution width; PLT, platelet; MPV, mean platelet volume.
a,bDifferent lowercase letters indicate differences between groups.
cBold styled p values indicate differences between groups.
dData were expressed as median (min-max).
*p < 0.05, **p < 0.01, ***p < 0.001.