Correlation between First and Second Trimester Uterine Artery Doppler Velocimetry and Placental Bed Histopathology

Table 2

Statistical evaluation of Doppler findings.

	Normal placental histology group (𝑛=100)	Abnormal placental histology group (𝑛=16)	𝑃 value
1.trimester PI	1,64 ± 0,45	1,91 ± 0,52	0,158
1.trimester RI	0,70 ± 0,08	0,73 ± 0,1	0,462
1.trimester notch	%45	%100	<0,001
2.trimester PI	1,02 ± 0,31	1,42 ± 0,21	<0,001
2.trimester RI	0,56 ± 0,08	0,67 ± 0,05	<0,001
2.trimester notch	%12	%100	<0,001

Values are expressed as mean ± standard deviation.