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Table 1 Characteristics of pregnancy outcomes in patients of the study groups

From: Does the uterine microbiota affect the reproductive outcomes in women with recurrent implantation failures?

Parameter

Group I (n = 39)

Group II (n = 27)

Group III (n = 64)

Pregnancy rate

51.3% (n = 20)

29.6% (n = 8)

35.9% (n = 23)

Biochemical pregnancy

5.0% (n = 1)

0% (n = 0)

4.3% (n = 1)

Missed abortion

0% (n = 0)

12.5% (n = 1)

17.4% (n = 4)

Spontaneous miscarriage

10.0% (n = 2)

0% (n = 0)

4.3% (n = 1)

Ectopic pregnancy

5.0% (n = 1)

0% (n = 0)

0% (n = 0)

Preterm birth

5.0% (n = 1)

12.5% (n = 1)

0% (n = 0)

Full-term delivery

75.0% (n = 15)

75.0% (n = 6)

73.9% (n = 17)

  1. Group I included patients with the first IVF attempt (n = 39); group II consisted of women with recurrent implantation failure following embryo transfer with ovarian stimulation (n = 27); group III included patients with recurrent implantation failure following frozen-thawed embryo transfer (n = 64)