Period of pregnancy | Parameters | ||||
---|---|---|---|---|---|
PSV (cm/s) | EDV (cm/s) | PSV/EDV | RI | PI | |
35–50 days | 22.69 ± 1.34Aa | 0.00A | NO | 1.00A | 3.01 ± 0.12Aa |
55–70 days | 22.26 ± 0.74Aa | 1.93 ± 023Ba | 8.67 ± 0.85a | 0.95 ± 0.01A | 2.79 ± 0.12Aa |
75–90 days | 26.15 ± 0.53b | 4.25 ± 0.72Bb | 9.56 ± 1.57a | 0.78 ± 0.08B | 1.65 ± 0.09b |
95–110 days | 27.79 ± 1.23b | 6.91 ± 0.66BC | 4.60 ± 0.42b | 0.76 ± 0.03B | 1.48 ± 0.13B |
130–145 days | 31.24 ± 1.43B | 9.07 ± 0.92BC | 4.22 ± 0.58b | 0.70 ± 0.04B | 1.17 ± 0.11B |