Retrospective Study
Copyright ©The Author(s) 2023.
World J Clin Cases. May 6, 2023; 11(13): 2945-2955
Published online May 6, 2023. doi: 10.12998/wjcc.v11.i13.2945
Table 1 Comparison of general data in each group, n (%)
Group
Age (years), mean ± SD
Multiparas
Primipara
Urine HCG (weak) positive
Blood HCG (weak) positive
TAS group (n = 63)35.57 ± 3.6524 (38.10)39 (61.90)58 (92.06)60 (95.23)
TVS group (n = 77)35.56 ± 3.7834 (44.16)43 (55.84)72 (93.51)75 (97.40)
T/χ20.0170.5810.399
P value0.9870.4690.310
Table 2 Comparison of the accuracy and misdiagnosis rate of the two methods
Group
Consistent with the diagnosis
Misdiagnosis
Accuracy rate
TAS group (n = 63)56788.89
TVS group (n = 77)75297.40
χ20.0900.036
P value0.0410.017
Table 3 Comparison of the coincidence rate between the results of different examination methods and postoperative pathological examination
Type
Consistent with the diagnosis
TAS group
TVS group
χ2
P
Ovarian pregnancy5854 (93.10)56 (96.55)--
Tubal pregnancy207 (35.00)16 (80.00)0.0110.004
Cervical pregnancy1513 (86.67)13 (86.67)--
Scarred uterine pregnancy1210 (83.33)11 (91.67)--
Abdominal pregnancy1110 (90.91)11 (100.00)--
Uterine stump pregnancy98 (88.89)8 (88.89)--
Cornual pregnancy1513 (86.67)14 (93.33)--
Total140115 (82.14)129 (92.14)0.0200.012
Table 4 Comparison of sonographic performance differences between two types of ultrasounds for the diagnosis of ectopic pregnancy

TAS group (n = 63)
TVS group (n = 77)
χ2
P
Extrauterine mixed mass17 (26.98)34 (44.16)0.0540.036
Ectopic gestational sac shadow43 (68.25)65 (84.42)0.0390.023
Uterine rectal fossa fluid15 (23.81)8 (10.39)0.0570.033
Fetal heart and embryo in the shadow of ectopic gestational sac45 (71.43)66 (85.71)0.0620.038
Adnexal area12 (19.05)27 (35.06)0.0560.035
Yolk sac52 (82.54)73 (94.81)0.0390.020
Consistent with the diagnosis152 (82.61)231 (84.62)0.0620.045
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 ± 6.2732.56 ± 5.3542.33 ± 4.65
TVS group (n = 77)34.56 ± 6.2128.67 ± 5.5432.59 ± 4.31
T3.4734.19712.838
P value< 0.001< 0.001< 0.001
Table 6 Comparison of endometrial thickness and blood flow resistance
Detection Method
Endometrial thickness
Blood flow resistance in the endometrium
≤ 1.5 mm
≥ 1.5 mm
≤ 0.5
≥ 0.5
TAS group (n = 63)36 (57.14)27 (42.86)24 (38.10)39 (61.90)
TVS group (n = 77)46 (59.74)31 (40.26)43 (55.84)34 (44.16)
χ21.0964.374
P value0.0190.036