Comparison of the application value of transvaginal ultrasound and transabdominal ultrasound in the diagnosis of ectopic pregnancy

Table 5 Comparison of diagnosis time and days of gestational sac appearance (mean ± SD)

Group	Diagnosis time	Days of gestational sac appearance	Operation time
TAS group (n = 63)	38.24 ± 6.27	32.56 ± 5.35	42.33 ± 4.65
TVS group (n = 77)	34.56 ± 6.21	28.67 ± 5.54	32.59 ± 4.31
T	3.473	4.197	12.838
P value	< 0.001	< 0.001	< 0.001

TAS: Transabdominal ultrasound; TVS: Transvaginal ultrasound.