Sperm Quality in Consecutive Sperm Samples After 4-7 Days and 2 Hours of Sexual Abstinence

Parameters of Sperm Quality in Consecutive Sperm Samples From Males Partners of Couples Seeking Treatment for Infertility

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT02667080

Enrollment

Registered

2016-01-28

Start date

2014-04-30

Completion date

2016-11-01

Last updated

2017-01-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Semen Quality

Keywords

Semen quality, Sexual Abstinence, sperm motility, DNA fragmentation

Brief summary

The main purpose of the study is to assess to which degree a series of sperm parameters known to be associated with fertilization and implantation potential in artificial reproductive technology (ART) differ in consecutive sperm samples produced after 2-7 days and 2 hours of sexual abstinence in males from couples referring for ART treatment.

Interventions

OTHER2-7 days of Sexual abstinence

2-7 days of Sexual abstinence

OTHER2 hours of sexual abstinence

2 hours of sexual abstinence

Study design

Allocation

NON_RANDOMIZED

Intervention model

SINGLE_GROUP

Primary purpose

BASIC_SCIENCE

Masking

NONE

Eligibility

Sex/Gender

MALE

Age

18 Years to 50 Years

Healthy volunteers

Yes

Inclusion criteria

* male age between 18 and 50 * able to understand and read Danish

Exclusion criteria

* complete azospermia * significant psychological illness * significant cardiovascular disease

Design outcomes

Primary

Measure	Time frame	Description
Routine semen quality assessment	After liquefaction (30-35 minutes after ejaculation)	Routine sperm quality check including Morphology, Motility and DNA fragmentation index using both the conventional manual method and computer assisted sperm analysis (CASA) systems.

Secondary

Measure	Time frame	Description
Outcome of ART treatments	up to one year after the sampling	assessing and correlating the sperm quality with the results of the ART procedures

Countries

Denmark

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026