Towards Optimal Fertility, Fathering and Fatherhood studY

This case-control study involving fertile and subfertile couples aims to identify male factors related to pregnancy likelihood, create a fertility index measure combining male and female factors to predict pregnancy likelihood, and examine how male factors relate to the semen physical and biological characteristics.

NCT Number	NCT06293235
Lead Sponsor	KK Women's and Children's Hospital
Conditions	Reproductive Issues, Fertility Issues
Enrollment	960 participants
Start Date	2024-06-21
Primary Completion	2027-03 (estimated)
Study Completion	2027-09 (estimated)
Updated on ClinicalTrials.gov	2026-03-20