[Retracted] Diagnosis of Interventional Transvaginal Maternal Diseases Based on Color Doppler Ultrasound

Table 1

Clinical statistical analysis of color Doppler blood flow distribution in two groups of patients (cases).

Mass nature	Number of cases	Circular blood flow	Semicircular blood flow	Punctate blood flow	Blood flow comes from inside the ovary	Blood flow comes from outside the ovary
Ectopic pregnancy	100	26	34	40	0	100
Pregnancy corpus luteum	100	62	17	21	100	0
	6.348		8.386	10.313	8.946	7.486
	< 0.001		< 0.001	< 0.05	< 0.001	< 0.05