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Table 11 Mean (± SEM) values of Doppler parameters in the umbilical cord and placentomal veins in the period between 70 and 90 days of pregnancy in sheep (n = 16)

From: Ultrasound parameters of early pregnancy and Doppler indices of blood vessels in the placenta and umbilical cord throughout the pregnancy period in sheep

Parameters

Location of vessel

umbilical cord

cotyledon

caruncle

PSV (cm/s)

18.51 ± 1.18A

12.97 ± 1.74B

10.77 ± 0.94B

EDV (cm/s)

13.44 ± 1.06a

11.50 ± 1,91a

8.95 ± 0.84b

PSV/EDV

1.44 ± 0.11a

1.16 ± 0.06b

1.22 ± 0.03

RI

0.32 ± 0.05A

0.12 ± 0.01B

0.18 ± 0.02B

PI

0.38 ± 0.06Aa

0.14 ± 0.02B

0.21 ± 0.03b

  1. A, a - indicates that mean values in columns marked with different alphabets differ at p < 0.01 and p < 0.05, respectively