Response: A Reanalysis of Sperm Density Data
نویسندگان
چکیده
منابع مشابه
Response: A Reanalysis of Sperm Density Data
Male fertility potential in terms of semen quality: a review of the past, a study of the present. Data from men in greater Seattle area reveals no downward trend in semen quality: further evidence that deterioration of semen quality is not geographically uniform. Longitudinal study of semen quality in Wisconsin men over one decade. Wis Med J 91:477479 (1992). 15. Lipshultz Ll. 'The debate conti...
متن کاملHave sperm densities declined? A reanalysis of global trend data.
In 1992 a worldwide decline in sperm density was reported; this was quickly followed by numerous critiques and editorials. Because of the public health importance of this finding, a detailed reanalysis of data from 61 studies was warranted to resolve these issues. Multiple linear regression models (controlling for abstinence time, age, percent proven fertility, specimen collection method, study...
متن کاملResponse: Sperm Density Declines
Last year Swan et al. (1) published a reanalysis of data from 61 studies originally compiled and analyzed by Carlsen et al. (2). Just prior to the appearance of the Swan et al. artide, we published a reanalysis in another journal (3). Regional differences were considered in both reanalyses, but we examined only the effect ofyear in the final models (fertility status was also considered in the i...
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متن کاملRe "Have sperm densities declined? A reanalysis of global trend data".
Last year Swan et al. (1) published a reanalysis of data from 61 studies originally compiled and analyzed by Carlsen et al. (2). Just prior to the appearance of the Swan et al. artide, we published a reanalysis in another journal (3). Regional differences were considered in both reanalyses, but we examined only the effect ofyear in the final models (fertility status was also considered in the i...
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ژورنال
عنوان ژورنال: Environmental Health Perspectives
سال: 1998
ISSN: 0091-6765
DOI: 10.2307/3434165