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Delivery outcome among physiotherapists in Sweden: is non-ionizing radiation a fetal hazard

Journal Article · · Arch. Environ. Health; (United States)
A cohort study was made on 2,043 infants born to 2,018 females registered as physiotherapists at the time of pregnancy during 1973 to 1978. The incidence of perinatal death, serious malformation, short gestational duration, and low birth weight was slightly below the expected with consideration given to maternal age and parity distribution. Information on occupational exposure (use of shortwave, microwave, and ultrasonic equipment, X-ray exposure, use of electrostimulator or hexachlorophene-containing soaps) was obtained in a case-control study within the cohort from mail questionnaires with a 93% response rate. The only positive finding was a higher incidence of shortwave equipment use among the females with a dead or malformed infant than among controls. Various explanations for this finding are discussed.
Research Organization:
Univ. of Lund, Sweden
OSTI ID:
6711261
Journal Information:
Arch. Environ. Health; (United States), Journal Name: Arch. Environ. Health; (United States) Vol. 37:2; ISSN AEHLA
Country of Publication:
United States
Language:
English