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Biomedical subjects

C Zwahr

Publications and source records attributed to C Zwahr.

At least 37 records · Page 2Linked to original sources

[Relationship between employment and the birth of low-birthweight infants].

In the period from 1969 to 1976 there born 14.368 living single infants with known duration of pregnancy in the gynecological clinic of the district hospital of Schwerin.--By means of this material was proved, if there is a relation between professional activity and the birth of "infants of low birth weight".--For some professional groups such a relation could be demonstrated.

Employment↗

[Clinical, bacteriological and histological studies following several years of IUD use for contraception].

It is informed about clinical, bacteriological and histological examinations of 108 women who had used IUD's for 2 years. The examinations were carried out on the IUD and on the endometrium. We made use of the transcervical technic of taking out under sterile conditions. Pathological findings could only be fixed amongst 4 women in clinical view. In bacteriological view numerous germs of quite different kind were found at the same patient. Optional pathological germs as they also exist in the cervix were predominant. Of an infection was only spoken if in correspondence of the total material the same germ was found. This concerned only in 6% of the women. Histologically adequate findings resulted. Genuine inflammations were only considered in 6% of the examinated female patients.

Adult↗

[Comparison between age-dependent (Wald alpha program) and age-independent (Ulm index) analysis program for prenatal detection of Down's syndrome with serum markers].

An age-dependent analytic program (Alpha-Software from Wald) was compared to an age-independent Index (Ulm-Index) in order to determine effectivity of detection in prenatal screening for Down's Syndrome in 7060 pregnant women. The rate of accuracy was similar in both analytic programs (6 from 7), but, the rate of false-positive results was twice as high using the Ulm-Index (14.7 versus 7.7%). The higher rate of amniocentesis necessary using the age-independent Ulm-Index apparently does not justify this method for prenatal screening of Down's Syndrome.

Adolescent↗