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Table 2 Clinical characters and pregnancy outcomes in subsequent embryo transfer cycle of no surgical evacuation and surgical evacuation patients

From: Influence of surgical evacuation on pregnancy outcomes of subsequent embryo transfer cycle following miscarriage in an initial IVF cycle: a retrospective cohort study

 No surgical evacuationSurgical evacuationP value
Number150495
Age (year)32.1 ± 5.032.0 ± 4.80.85
BMI (kg/m2)22.4 ± 3.222.6 ± 3.30.48
AFC (n)14.4 ± 5.814.5 ± 5.80.95
Baseline FSH (IU/L)7.3 ± 2.07.4 ± 2.40.58
Baseline LH (IU/L)4.6 ± 3.74.6 ± 3.30.98
E2 on HCG day (pg/mL)4510.2 ± 2613.14776.3 ± 2645.20.28
P on HCG day (ng/mL)1.0 ± 1.21.0 ± 0.80.69
gestational age of miscarriage (week)8.5 ± 1.99.3 ± 2.3< 0.001
Interval time between two cycles (day)300.0 ± 157.9387.3 ± 192.2< 0.001
Times of cycle cancellation before second cycle (n)0.3 ± 0.80.4 ± 0.70.86
Endometrial thickness in first cycle (mm)10.0 ± 1.710.0 ± 1.90.86
Endometrial thickness in second cycle (mm)9.5 ± 1.99.0 ± 1.60.01
Endometrial thickness change (mm)0.4 ± 1.60.8 ± 1.8< 0.001
Number of embryos transferred in first cycle (n)1.9 ± 0.31.9 ± 0.30.67
Number of embryos transferred in second cycle (n)1.7 ± 0.51.8 ± 0.40.50
Number of top quality embryos in second cycle (n)0.9 ± 0.81.1 ± 0.80.03
Rate of blastocyst embryo in second cycle (%)26.7 (40/150)24.6 (122/495)0.59
Rate of endometrial thickness < 8 mm in second cycle (%)18.7 (28/150)17.2 (85/495)0.67
Implantation rate in second cycle (%)39.1 (102/261)41.3 (360/872)0.53
Clinical pregnancy rate in second cycle (%)55.3 (83/150)54.6 (270/495)0.87
Live birth rate in second cycle (%)46.0 (69/150)41.8 (207/495)0.36
Miscarriage rate in second cycle (%)13.3 (11/83)17.4 (47/270)0.37