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Relationships between occupational exposure and the semen quality in Chinese males (A case-control study)

Relationships between occupational exposure and the semen quality in Chinese males (A case-control study)

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR-OCC-14004098
Enrollment
Unknown
Registered
2014-01-08
Start date
2014-06-01
Completion date
Unknown
Last updated
2017-04-18

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

Conditions

oligozoospermia

Interventions

case group:Measuring physical index,blood and semenspecimens
normal control:Measuring physical index,blood and semenspecimens

Sponsors

Guangdong Family Planning Science and Technology Institute
Lead Sponsor

Eligibility

Sex/Gender
Male
Age
18 Years to 44 Years

Inclusion criteria

Inclusion criteria: Selected the young male workers at the plant as the research subject; Aged between 18-44 years old, no obvious disease currently.

Exclusion criteria

Exclusion criteria: All of the subjects had no history of genital inflammation or surgery. No subjective symptoms or self-reported medical risk factors were identified. Nobody had taken prescribed medication.

Design outcomes

Primary

MeasureTime frame
Semen analysis;Sperm functional test;Male subsidiary Gonadal function;Sperm DNA integrat;semen lipid profiles;blood lipid profiles;semen peroxide;pesticide;Compound of aromatic hydrocarbons;heavy metal;—

Countries

China

Contacts

Public ContactTang Lixin

Guangdong Family Planning Science and Technology Institute

tang-lixin@126.com+86 13622883362

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026