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The public is bombarded daily with reports about risk factors, many conflicting with each other, others accepted as'scientific truth'for awhile, then scientifically disproved, yet others questionable that later prove to be true. Physicians are faced
Publikováno v:
Journal of Psychiatric Research. 150:279-281
Autor:
Helena Chmura Kraemer
Publikováno v:
Developmental Neuropsychology ISBN: 9781003059691
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5713d112768244d21e31b327dbe34adf
https://doi.org/10.4324/9781003059691-9
https://doi.org/10.4324/9781003059691-9
Autor:
Helena Chmura Kraemer
Publikováno v:
International Journal of Statistics in Medical Research. 4:162-171
When national policy decisions are to be guided by the results of statistical analyses, it is important, to avoid being misled to look beyond the authors’ conclusions and first to assess the study design, measurement and analytic methods, in o
With increased emphasis on helping readers understand the context in which power calculations are done, this Second Edition introduces a simple technique of statistical power analysis that allows researchers to compute approximate sample sizes and po
Autor:
Alan J. Gelenberg, Michael E. Thase, Roger E. Meyer, Frederick K. Goodwin, Martin M. Katz, Helena Chmura Kraemer, William Z. Potter, Richard C. Shelton, Maurizio Fava, Arif Khan, Madhukar H. Trivedi, Philip T. Ninan, John J. Mann, Susan Bergeson, Jean Endicott, James H. Kocsis, Andrew C. Leon, Husseini K. Manji, Jerrold F. Rosenbaum
Publikováno v:
The Journal of Clinical Psychiatry. 69:1513-1528
Background: The development of new antidepressant drugs has reached a plateau. There is an unmet need for faster, better, and safer medications, but as placebo-response rates rise, effect sizes shrink, and more studies fail or are negative, pharmaceu