From: Evaluation of arterial digital blood flow using Doppler ultrasonography in healthy dairy cows
Variable | LSM ± SE CT1 | LSM ± SE CT2 | LSM ± SE CT3 | LSM ± SE CT4 |
---|---|---|---|---|
D (cm) | 0.56a ± 0.03 | 0.55a ± 0.02 | 0.51a ± 0.03 | 0.55a ± 0.03 |
Vsyst (m/s) | 0.36a ± 0.03 | 0.31a ± 0.02 | 0.35a ± 0.03 | 0.32a ± 0.04 |
Vdiast (m/s) | 0.16a ± 0.01 | 0.10b ± 0.01 | 0.09b ± 0.01 | 0.06b ± 0.01 |
Venddiast (m/s) | 0.08a ± 0.01 | 0.05b ± 0.00 | 0.03b ± 0.01 | 0.00c ± 0.01 |
Vmean (m/s) | 0.17a ± 0.02 | 0.12ab ± 0.01 | 0.11bc ± 0.02 | 0.06c ± 0.02 |
PIe | 1.41a ± 1.15 | 1.98ab ± 1.08 | 3.04b ± 1.15 | 13.38c ± 1.37 |
RI | 0.74a ± 0.03 | 0.83b ± 0.01 | 0.91c ± 0.03 | 1.29d ± 0.03 |
BFe (ml/min) | 267.86a ± 1.21 | 164.23a ± 1.10 | 134.02ab ± 1.20 | 63.05b ± 1.38 |
PR (1/min) | 78a ± 3 | 77a ± 2 | 76a ± 3 | 75a ± 3 |