منابع مشابه
THRESHOLD VALUES FOR SEMEN ANALYSIS WHO lower reference limits The WHO has published revised lower reference limits for semen
THRESHOLD VALUES FOR SEMEN ANALYSIS WHO lower reference limits The WHO has published revised lower reference limits for semen analyses.5 The following parameters represent the generally accepted 5th percentile (lower reference limits and 95% confidence intervals [CIs] in parentheses), derived from a study of over 1900 men whose partners had a time-to-pregnancy of ≤12 months. The suggested lower...
متن کاملWorld Health Organization reference values for human semen characteristics.
BACKGROUND Semen quality is taken as a surrogate measure of male fecundity in clinical andrology, male fertility, reproductive toxicology, epidemiology and pregnancy risk assessments. Reference intervals for values of semen parameters from a fertile population could provide data from which prognosis of fertility or diagnosis of infertility can be extrapolated. METHODS Semen samples from over ...
متن کاملValues for Human-to-Human Reference
” A N D LISTS THK EIGHT VALL~ESderived by the author in an earlier work. Gives a brief history of the evolution of human-to-human reference service and discusses its future. Relates each of the author’s eight values to the practice of human-to-human reference. Concludes with some thoughts on librail. instruction. In a hubristic act in my book Our End71ri179 IhZzieJ (Gorman, 2000), I formulated ...
متن کاملNew World Health Organization reference values for semen analysis: where do we stand?
Semen analysis is of paramount importance to study potential male fertility, couple's infertility, the effects of gonadotoxic agents on spermatogenesis and as follow-up test during treatment of male infertility. Since 1987, the World Health Organization proposes the standardization of this test and its reference values based on population-based data. The latest version of the World Health Organ...
متن کاملThe reference values for semen parameters of 1213 fertile men in Guangdong Province in China
Semen samples were collected from 1213 fertile men whose partners had a time-to-pregnancy (TTP) ≤12 months in Guangdong Province in Southern China, and semen parameters including semen volume, sperm concentration, total counts, motility, and morphology were evaluated according to the World Health Organization (WHO) 2010 guideline. All semen parameters analyzed were normal in ~62.2% of the total...
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ژورنال
عنوان ژورنال: Human Reproduction Update
سال: 2010
ISSN: 1355-4786,1460-2369
DOI: 10.1093/humupd/dmq019