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Hindi Journal of Womens Health, Issues and CareISSN: 2325-9795
Zinkhan M Author
Subjects of specialization
Affiliation
Actigraphy , Sleep Disorders , Sleep Medicine , Polysomnography , Biobanking
Institute of Clinical Epidemiology, Medical Faculty, University of Halle- Wittenberg, 06097 Halle (Saale), Germany
Biography
Melanie Zinkhan currently works at the Institute of Medical Epidemiology, Biostatistics and Informatics affiliated to Martin-Luther University Halle. Melanie does research in Epidemiology, Sleep Disorders and Sleep Medicine.
Publications
Research Article Open Access
Reliability of Self-Reported Weight, Age at Menarche and Menopause, and Reason for Absence of Menses: A Cohort Study
Author(s): Schmidt-Pokrzywniak A, Kluttig A, Trocchi P, Zinkhan M and Stang A
Background: In epidemiological studies data on lifetime exposures are often self-reported. In this study we evaluate reliability of self-reported information on weight at eighteen years, age at menarche and menopause, and the reason for absence of menses. Furthermore we wanted to determine to what extent the reliability was affected by age, education and histo-pathological findings.
Methods: This study was conducted within the framework of the Diagnosis Optimization Study. The study population included all women who underwent image-guided core biopsy for evaluation of breast abnormality at University Hospital of Halle, Germany. A total of 1670 women reported their weight at 18, age at menarche and menopause in a ques... view more»
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