Socioeconomic Status, Occupational Characteristics, and Semen Quality in Fertile Men
نویسندگان
چکیده
منابع مشابه
Semen characteristics of fertile Pakistani men.
Semen characteristics were studied among 200 fertile Pakistani men aged 24 to 48 years. Each subject had fathered at least two children. The mean +/- SD values of volume, sperm density, motility percentage, grade of motility and percentage of oval sperms were 3.11 +/- 1.2 ml, 58.21 +/- 26.41 million/ml, 61.2 +/- 21.3%, 3.01 +/- 0.94 and 70.2 +/- 15.36% respectively. There was no deteriorating e...
متن کاملSemen quality of 324 fertile Japanese men.
BACKGROUND A number of studies have indicated regional differences in semen quality. To examine the current status in Japan, we undertook a cross-sectional study on the semen quality of fertile Japanese men for comparison with recent European results. METHODS Semen parameters of 324 fertile men from the Kawasaki/Yokohama area were investigated. The semen parameters were compared with those pu...
متن کاملRelationship between apoptotic markers in semen from fertile men and demographic, hormonal and seminal characteristics.
Apoptosis in the testis has two putative roles during normal spermatogenesis; limitation of the germ cell population to numbers that can be supported by the Sertoli cells, and, possibly, selective depletion of meiotic and postmeiotic abnormal germ cells. We investigated the demographic and biological correlates of the pro-apoptotic marker Fas and the anti-apoptotic marker Bcl-xL in sperm cells ...
متن کاملSemen quality of fertile Japanese men: a cross-sectional population-based study of 792 men
OBJECTIVES To establish a base line for future studies on temporal trends, to describe potential geographical differences in semen quality and reference values for studies of men from the general population. DESIGN Cross-sectional study of fertile men from four areas in Japan. Inclusion criteria were: age 20-45 years at the time of invitation, and both the man and his mother had to be born in...
متن کاملSocioeconomic Status and Other Characteristics in Childhood Leukemia
Abstract Background Leukemia is the most prevalent childhood cancer, and Acute Lymphoblastic Leukemia (ALL) constitutes 75% of all cases. Some epidemiological studies have shown a relationship between socioeconomic status (SES) and some childhood cancers. In the present study, an attempt was made to assess socioeconomical status in a case-control study. Materials and Methods In 2010, a c...
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ژورنال
عنوان ژورنال: American Journal of Epidemiology
سال: 2006
ISSN: 1476-6256,0002-9262
DOI: 10.1093/aje/163.suppl_11.s63-a