Sophie Ahrens

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We investigated 267 infants and children aged 9 days to 16.8 years to study the spontaneous otoacoustic emission (SOAE) data prevalence, number per ear, level and frequency as a function of growth. Dependence on age, gender and ear side was statistically analyzed using the method of generalized estimation equations. Except in the 1st year of life, SOAE(More)
BACKGROUND The incidence of Ewing's tumors (ETs) is lower in Asians or African-Americans than in Caucasians. PATIENTS AND METHODS Japanese ETs were available for analysis of chromosomal aberrations by comparative genomic hybridization (n = 16) and for expression of chimeric EWS transcripts by reverse-transcriptase polymerase chain reaction (n = 11). These(More)
Recent findings indicate that cosmetics increase positive valence of emotions and thereby influence the autonomous nerve system. Other studies showed the effects of emotions on the endocrinological and the immune system. Based on this preliminary conclusion, the aim of the present study was to prove whether cosmetics are able to decrease the level of the(More)
Superdistribution is not new to the content industries. Quite a few suppliers of digital content have started to implement this concept already. Be it to share bandwidth and storage as it is mainly the case for movies or to spread content faster by stimulating the user to engage in direct marketing actions to promote content as it is true for the music(More)
Although several empirical studies have shown that psychological and social characteristics predict recovery after lumbar discectomy, the possible significance of the psychodynamic concept of defense mechanisms has been neglected. To investigate the predictive usefulness of defense mechanisms, coping strategies, and depression, 52 consecutive admissions(More)
Starting with a review of selected examples of empirical studies on the concept of alexithymia, this paper then presents a new perspective that helps to integrate these diverse results. Studies are grouped into two types: those employing instruments (questionnaires, ratings) that directly assess alexithymia, and experimental studies. Studies of the first(More)