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Table 6 Blood flow parameters of the umbilical arteries in group I and II during 51 to 60 days

From: Doppler evaluation of maternal vessels in normal gestation and threatened abortion in canines

Sr. No Parameter 51 to 60 days ‘t’ Cal ‘t’ Table
Group I
(n = 10)
Group II
(n = 10)
1 SPV (cm/sec) 38.94 ± 10.14 41.80 ± 9.35 0.65 2.101
2 EDV (cm/sec) 08.91 ± 2.37 08.54 ± 1.35 0.42
3 PI 01.31 ± 0.21 01.35 ± 0.24 0.34
4 RI 00.76 ± 0.06 00.79 ± 0.05 0.96