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Table 6 Relationship between endometrial preparation and live birth in different models

From: Pretreatment with a GnRH agonist and hormone replacement treatment protocol could not improve live birth rate for PCOS women undergoing frozen-thawed embryo transfer cycles

Outcome

Crude Model a

Adjusted Model b

PSM-Model c

OR (95%CI)

P-value

OR (95%CI)

P-value

OR (95%CI)

P-value

Endometrial preparation

  HRT

Reference

 

Reference

 

Reference

 

 GnRHa+HRT

1.22 (0.99, 1.51)

0.062

1.56 (1.001, 2.41)

0.048

1.47 (0.99, 2.83)

0.068

  1. χ2 test, Student’s t test
  2. a We did not adjust other covariates in entire cohort
  3. b Adjusted for female age at embryo transfer, female age at oocyte retrieval, infertility duration, infertility type, cause of infertility, AFC, BMI, endometrial thickness, duration of endometrial preparation, triple-line endometrial pattern, protocol in the fresh cycle, gonadotropin duration, gonadotropin dosage, number of oocyte retrieved, number of transferred embryos, number of the available embryos, number of good quality embryos transferred, embryo stage and fertilization type in entire cohort
  4. C Matched cohort