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. 2020 Sep 3;4(3):txaa164. doi: 10.1093/tas/txaa164

Table 3.

Day effects of complete blood count variablesa during the feedlot receiving period

Day P-value
Itemb Day 0 Day 14 Day 28 Day 56 SEMc Linear Quadratic Cubic
Red blood cells, M/μL 9.55bc 9.33c 9.66b 10.02a 0.18 <0.01 <0.01 0.26
Hemoglobin, g/dL 12.20bc 11.85c 12.53b 13.41a 0.18 <0.01 <0.01 0.17
Hematocrit, % 36.92c 36.87c 38.71b 40.75a <0.01 0.02 0.39
Mean corpuscular volume, fL 39.62c 40.52b 41.08ab 41.64a 1.07 <0.01 0.53 0.77
Mean corpuscular hemoglobin, pg 13.24c 13.19c 13.46b 13.85a 0.31 <0.01 <0.01 0.54
Mean corpuscular hemoglobin concentration, g/dL 33.11a 32.21b 32.43b 32.93a 0.12 0.56 <0.01 0.12
Platelets, K/μL 401.40b 527.38a 448.51b 436.87b 21.70 0.77 <0.01 <0.01
White blood cells, K/μL 11.93a 9.44c 10.55b 12.23a 0.31 0.12 <0.01 0.02
Neutrophils, K/μL 4.95a 2.28c 2.58c 3.61b 0.21 <0.01 <0.01 0.02
Lymphocytes, K/μL 5.33c 5.30c 5.86b 6.47a 0.17 <0.01 0.05 0.46
Monocytes, K/μL 1.56b 1.71b 1.96a 1.95a 0.07 <0.01 0.17 0.18
Eosinophils, K/μL 0.0856b 0.1518ab 0.1460ab 0.2045a 0.0396 <0.01 0.89 0.28
Basophils, K/μL 0.0028 0.0026 0.0017 0.0018 0.0006 0.16 0.80 0.54
Neutrophils, % 40.66a 23.14b 22.53b 28.40c <0.01 <0.01 0.05
Lymphocytes, % 45.32b 56.83a 56.94a 53.83a <0.01 <0.01 <0.01
Monocytes, % 13.28c 18.45a 19.12a 16.16b <0.01 <0.01 0.68
Eosinophils, % 0.73b 1.56a 1.40a 1.60a 0.02 0.18 0.20
Basophils, % 0.0278 0.0247 0.0167 0.0167 0.12 0.79 0.63
Neutrophil:lymphocyte 0.96a 0.44c 0.46bc 0.57b 0.04 <0.01 <0.01 0.01

aComplete blood count analysis was conducted using ProCyte Dx Hematology Analyzer, IDEXX Laboratories, Westbrook, ME.

bItems without common superscript differ (P ≤ 0.05).

cPooled standard error of the least square mean.