Table 11 Blood flow parameters of the umbilical arteries in normal gestation and threatened abortion groups during 40 to 50 days
From: Doppler evaluation of maternal vessels in normal gestation and threatened abortion in canines
Sr. No | Parameter | 40 to 50 days | ‘t’ Cal | ‘t’ Table | |
|---|---|---|---|---|---|
Normal gestation (n = 20) | Threatened abortion (n = 20) | ||||
1 | SPV (cm/sec) | 32.63 ± 9.14 | 37.74 ± 6.69 | 0.83 | 2.02 |
2 | EDV (cm/sec) | 03.37 ± 2.28 | 04.11 ± 0.74 | 1.33 | |
3 | PI | 01.44 ± 0.18 | 01.43 ± 0.22 | 0.23 | |
4 | RI | 00.89 ± 0.07 | 00.88 ± 0.03 | 0.53 | |