NCT05232019

Brief Summary

To explore the relationship between maternal age and embryo implantation rate in patients undergoing assisted reproductive technology.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
17,394

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Jan 2015

Longer than P75 for all trials

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

January 1, 2015

Completed
5 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 31, 2019

Completed
1 year until next milestone

Study Completion

Last participant's last visit for all outcomes

December 31, 2020

Completed
1.1 years until next milestone

First Submitted

Initial submission to the registry

January 29, 2022

Completed
11 days until next milestone

First Posted

Study publicly available on registry

February 9, 2022

Completed
Last Updated

February 22, 2022

Status Verified

February 1, 2022

Enrollment Period

5 years

First QC Date

January 29, 2022

Last Update Submit

February 21, 2022

Conditions

Infertility, Female

Outcome Measures

Primary Outcomes (1)

  • embryo implantation rate

    Fetal heartbeat can be visualized via ultrasound in order to definitely confirm the implantation of the embryo

    60 days after embryo transplantation

Study Arms (1)

Infertile females

No less than 20 years old who were attending our clinical center for the first time were enlisted

Eligibility Criteria

Age20 Years - 50 Years
Sexfemale
Healthy VolunteersNo
Age GroupsAdult (18-64)
Sampling MethodNon-Probability Sample
Study Population

Infertile females no less than 20 years old who were attending our clinical center for the first time were enlisted. In total, 17394 patients suffering from primary or secondary infertility were enrolled in this study.

You may qualify if:

  • infertile patients
  • attended the Reproductive Medicine Center of the Affiliated Drum Tower Hospital of Nanjing University Medical School for the first time
  • had experienced no less than one embryo transplantation between January 2015 and December 2019

You may not qualify if:

  • canceled embryo transplantation cycles for any reason

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Reproductive Medicine Center, The affiliated Drum Towel Hospital of Nanjing University Medical School

Nanjing, Jiangsu, 210008, China

Location

MeSH Terms

Conditions

Infertility, Female

Condition Hierarchy (Ancestors)

Genital Diseases, FemaleFemale Urogenital DiseasesFemale Urogenital Diseases and Pregnancy ComplicationsUrogenital DiseasesGenital DiseasesInfertility

Study Officials

  • Haixiang Sun, PhD

    The affiliated Drum Towel Hospital of Nanjing University Medical School

    STUDY DIRECTOR

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
RETROSPECTIVE
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Principal Investigator of Reproductive Medicine Center of The Affiliated Drum Tower Hospital of Nanjing University Medical School

Study Record Dates

First Submitted

January 29, 2022

First Posted

February 9, 2022

Study Start

January 1, 2015

Primary Completion

December 31, 2019

Study Completion

December 31, 2020

Last Updated

February 22, 2022

Record last verified: 2022-02

Locations

CN(1)