中国7省市年轻男性精液质量的灰关联综合评价

Grey Relation Analysis on the Comprehensive Evaluation of Semen Quality among Chinese Young Men

目的 综合评价中国 7省市的年轻男性精液质量状况。方法 灰色关联分析评定 1998年 12月至1999年 12月在上海、河南、浙江、山西、青岛、河北、贵州 7省市年轻男性的精液质量状况。结果 7个地区年轻男性精液质量从优到差的顺序如下 :山西 (Y4)、上海 (Y1)、河北 (Y6)、贵州 (Y7)、青岛 (Y5)、河南 (Y2 )、浙江 (Y3 )。经相似程度的聚类分析可大致评定为两个等级。结论 7个地区年轻男性精液质量可评定为两个等级 :山西、上海地区较优 ,其他地区略差。

Purpose: To comprehensively evaluate the semen quality among Chinese young men. Methods: The grey relation was used to this study. Data come from semen quality of 562 male volunteers who accepted premarital physical examination in 7 Merternal and Childrene Health Centers located in 7 provinces/cities of China from Dec. 1998 to Dec. 1999. Results: Assessment of semen quality in the 7 regions from best to worst were: Shanxi (Y1), Shanghai (Y 2), Hebei (Y6), Guizhou (Y7), Qingdao (Y 5), Henan (Y2), Zhejiang (Y3); after cluster analysis, the 7 regions were clustered as 2 degrees. Conclusions: Semen qualities of study subjects among 7 regions were clustered as 2 degrees: the semen qualities among Shanxi and Shanghai were better and the semen qualities of other regions were slight worse.