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Table 8 Blood flow parameters of the umbilical arteries in group III and IV 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 III (n = 07) Group IV (n = 08)
1 SPV (cm/sec) 41.22 ± 7.33 43.66 ± 4.67 0.78 2.16
2 EDV (cm/sec) 08.98 ± 2.45 09.77 ± 1.07 0.85
3 PI 01.81 ± 0.36a 01.07 ± 0.02b 5.86
4 RI 00.78 ± 0.04 00.77 ± 0.01 0.49
  1. [Similar superscripts within same row denote non-significant differences (p>0.05).]