NCT06172504

Ejaculation Frequency and Semen Parameters

Effect of Male Ejaculation Frequency on Semen Parameters

• Status: Unknown
• Phase: —
• Study type: Observational
• Enrollment: 1,500 (estimated)
• Sponsor: The First Hospital of Jilin University · Academic / Other
• Sex: Male
• Age: 22 Years – 45 Years
• Healthy volunteers: —

Summary

The goal of this observational study is to determine whether the frequency of ejaculation in men had an effect on semen parameters.. The main questions it aims to answer are: * question 1：Whether the frequency of ejaculation has an effect on semen parameters * question 2：Whether the penultimate abstinence period has an effect on semen parameters The participants were men who underwent semen examination in the andrology clinic of the Reproductive Center of the First Hospital of Jilin University. A brief medical history was collected from each volunteer, including demographic information, fertility history and as well as information regarding their general health.The focus of the investigation is the time of abstinence for this examination, the penultimate abstinence period, and the number of ejaculation since the last 1 month.

Detailed description

The main subjects of this study were husbands who underwent semen examination, Including pre-conception, infertility, and his wife with a history of pregnancy loss. Before the examination, the basic information such as age, height, weight, smoking, drinking, infertility years, fertility and pregnancy history, marriage years, education, occupation and exclusion criteria have adverse effects on sperm were investigated.The focus of the investigation is the time of abstinence for this examination, the penultimate abstinence period, and the number of ejaculation since the last 1 month. According to World Health Organization standards, semen analysis requires abstinence for 48h to 7 days. Semen parameters were recorded, including sperm DNA fragmentation rate, sperm motility rate, total sperm count, sperm motility, and sperm morphology. The frequency of ejaculation was divided into four groups:(1)0-4 times/month;(2)5-8 times/month;(3) 8-12 times/month;(4) \>12 times/month.

Conditions

• Sperm
• Fertility

Timeline

• Start date: 2023-11-11
• Primary completion: 2024-11-01
• Completion: 2024-11-01
• First posted: 2023-12-15
• Last updated: 2023-12-15

Locations

1 site across 1 country: China