Prediction of Scar Myometrium Thickness and Previous Cesarean Scar Defect Using the Three-Dimensional Vaginal Ultrasound

Table 2

Comparison on basic data of patients in two groups.

Item	Group		t	p
	PCSD group	Control group
Age (years old)	34.12 ± 2.58	39.88 ± 4.59	2.044	0.532
Endometrial thickness (mm)	5.37 ± 1.12	5.50 ± 1.94	0.565	0.603
Menstrual days (days)	5.58 ± 1.51	11.84 ± 3.15	3.618	0.000
The number of cesarean sections (times)	1.22 ± 0.47	1.57 ± 0.46	3.618	0.000