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. 2021 Nov 2;11(4):587–597. doi: 10.5455/OVJ.2021.v11.i4.8

Table 3. Treatments’ mean values associated to analyzed metabolites through the experimental periods for grazing dairy cows under tropical conditions.

Periods (days with respect to partum)
Variable Treatment −30 SE −15 SE 0 SE 15 SE 30 SE 45 SE Covariate ( p-value) Interaction ( p-value)
BHB (mmol/l) 1 0.49a 0.2 0.57a 0 0.79a 0 1.07a 0 0.95a 0 0.81a 0 0.001 <0.0001
2 0.58a 0.08 0.58a 0.08 0.72a 0.08 0.65c 0.08 0.64c 0.08 0.79a 0.08
3 0.49a 0.03 0.4b 0.03 0.74a 0.03 0.93b 0.03 0.86bc 0.03 0.63a 0.03
NEFA (mmol/l) 1 0.25a 0.12 0.39a 0.08 0.68a 0.08 0.50a 0.08 0.25a 0.08 0.24a 0.08 0.0142 0.0338
2 0.23a 0.06 0.33a 0.06 0.55a 0.06 0.32a 0.06 0.35a 0.06 0.28a 0.06
3 0.26a 0.03 0.30a 0.03 0.36b 0.03 0.29a 0.03 0.23a 0.03 0.19a 0.03
Glucose (mmol/l) 1 3.58a 0.4 3.79a 0.17 2.39ab 0.17 2.44a 0.18 2.85a 0.12 2.85a 0.37 NS 0.0003
2 3.74a 0.27 3.25b 0.17 2.03b 0.17 2.13a 0.18 1.91b 0.12 2.4a 0.37
3 2.82a 0.27 2.94b 0.17 2.79a 0.17 2.52a 0.18 2.38ab 0.12 2.62a 0.37
Insulin (pmol/l) 1 125.0b 12.4 79.3b 8.2 54.11b 8.2 63.69a 8.2 66.4b 8.2 85.65b 8.2 NS <0.0001
2 187.1a 10.6 159.6a 10.6 102.0a 10.6 74.97a 10.6 72.68b 10.6 85.7b 10.6
3 132.9b 16.3 154.5a 16.3 126.3a 16.3 86.0a 16.3 120.6a 16.3 129.9a 16.3