NCT04665258撤回不适用
Corona Virus Disease 19 (COVID-19) Vaccine and Impact on Fertility Study
适应症
试验速览
- 阶段
- 不适用
- 状态
- 撤回
- 主要终点
- Sperm concentration
研究概览
简要总结
The purpose of this study is to investigate the effects of COVID-19 Vaccination on semen parameters and to determine how long these possible changes may last following vaccination.
研究设计
- 研究类型
- Observational
- 观察模型
- Case Only
- 时间视角
- Prospective
入排标准
- 年龄范围
- 18 Years 至 50 Years（Adult）
- 性别
- Male
- 接受健康志愿者
- 是
入选标准
- •Receiving COVID-19 vaccines
- •Male age 18-50 years old
排除标准
- •Adults unable to consent
- •Men who have been receiving Testosterone replacement therapy or anabolic steroids within the last year
- •Men with a history of Azoospermia
- •Men with a genetic or other medical condition known to be associated with decreased semen parameters (i.e. Klinefelter's syndrome, Y-Chromosome Microdeletion (YCMD), post-chemotherapy treatment, etc.)
- •Positive COVID-19 test within the last 3 weeks
结局指标
主要结局
Sperm concentration
时间窗: up to 6 months
As measured from semen samples.
Sperm motility
时间窗: up to 6 months
As measured from semen samples.
次要结局
未报告次要终点
研究者
Ranjith Ramasamy, MD
Associate Professor
University of Miami
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