Table 2.

The ultrasonographic flow spectrums of three groups according to the median of D

		Study group (n=82)		Control group (n=67)		P
		Tight (n=41)	Loose (n=41)		P1 (T Vs C)	P2 (L Vs C)	P3 (T Vs L)
UA	PI	0.872±0.159	0.761±0.165	0.796±0.163	0.0195*	0.282	0.00268*
	RI	0.576±0.064	0.520±0.073	0.534±0.065	0.00165*	0.302	0.000471*
	S/D	2.341±0.315	2.121±0.338	2.172±0.29	0.000145*	0.409	0.00015*
MCA	PI	1.398±0.273	1.480±0.350	1.40±0.325	0.943	0.457	0.247
	RI	0.736±0.092	0.744±0.081	0.73±0.086	0.650	0.351	0.694
	S/D	3.835±1.336	4.440±1.926	4.06±1.61	0.460	0.268	0.103
RA	PI	1.997±0.496	1.834±0.352	1.826±0.332	0.0029*	0.829	0.00461*
	RI	0.808±0.115	0.824±0.216	0.80±0.064	0.555	0.246	0.354
	S/D	6.850±3.468	5.710±2.345	5.62±2.14	0.00174*	0.785	0.00420*

Data are presented as mean ± SD.

^* P<0.05 statistically significant.