Diagnostic efficacy of virtual organ computer-assisted analysis in measuring the volume ratio of subchorionic hematoma with serum progesterone

Table 2 Comparison of ultrasound parameters between patients in the adverse and normal pregnancy groups

	Adverse pregnancy group (n = 57)	Normal pregnancy group (n = 96)	P value
SCH
Cs (cm)	4.6 (3.1, 6)	3.2 (2.1, 4.2)	< 0.001
Ss (cm2)	2.1 (1.5, 3)	1.3 (0.8, 1.9)	< 0.001
3DVs (cm3)	2.9 (2.2, 3.5)	1.5 (0.6, 2.4)	< 0.001
GS
Cg (cm)	9 (7.2, 10.5)	9.2 (7.9, 11.6)	0.214
Sg (cm2)	6.6 (3.6, 9.9)	7.1 (4.4, 10.7)	0.411
3DVg (cm3)	8.4 (5.3, 15.6)	12.6 (6.4, 21.3)	0.057
SCH/GS
Cs/Cg	0.5 (0.4, 0.6)	0.3 (0.2, 0.4)	< 0.001
Ss/Sg	0.3 (0.2, 0.5)	0.2 (0.1, 0.3)	< 0.001
3DVs/3DVg	0.3 (0.2, 0.5)	0.1 (0.1, 0.2)	< 0.001

SCH: Subchorionic hematoma; Cs: The circumference of SCH, Ss: The surface area of SCH; Cg: The circumference of GS; Sg: The surface area of GS; 3DVs: The three-dimensional volume of SCH; 3DVg: The three-dimensional volume of GS.