精液质量的趋势:来自爱尔兰单中心审查的对比视角
Ciara Nolan1,2,3, Hayley Jackson2, Aisling Looney4
1Merrion Fertility Clinic, Dublin, Ireland.
Andrology
|February 12, 2026
概括
男性生育率趋势显示,爱尔兰16年来精子度显著增加,这与全球的担忧相反. 当地因素可能会影响这些男性生殖健康的积极结果.
科学领域:
- 生殖医学 生殖医学
- 安德罗学与人类学
- 公共卫生 公共卫生
背景情况:
- 男性因子不孕症影响高达50%的病例,全球担心精液质量下降.
- 生育趋势的区域差异需要进行局部模式分析,以准确评估男性生殖健康.
- 这项研究检查了爱尔兰男性参加生育诊所的精液参数纵向趋势.
研究的目的:
- 在16年的时间内分析爱尔兰男性精液参数 (精子度,渐进性运动,总运动精子数) 的时间变化.
- 随着时间的推移,评估不正常的精子参数的患病率,包括小精子和亚精子.
- 为了研究不同后续间隔的精液质量的个体内变化.
主要方法:
- 追溯分析了来自15413名男性的18219个精液分析 (2008-2023年).
- 使用2021年世卫组织标准分析的精子度,渐进性运动率和总运动精子数量 (TMSC).
- 使用非参数测试 (Kruskal-Wallis) 和对重复样本的纵向亚分析来评估时间变化.
主要成果:
- 从2008年到2023年,精子度的中位数显著增加了22.8% (57到70M/mL;p < 0.0001).
- 渐进性运动性保持稳定;TMSC显示轻微,不显著的增加.
- 寡精和亚精的发育率保持不变;在3-5年随访后观察到精子体积减少.
结论:
- 与全球趋势相反,爱尔兰男性在16年内观察到精子度的显著增加.
- 稳定的寡精和亚精的比率表明局部因素影响男性生育趋势.
- 了解区域差异对于有针对性的公共卫生和男性生殖健康的临床策略至关重要.
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