Association between electromagnetic field exposure and abortion in pregnant women living in Tehran.
BACKGROUND
Health-related quality of life is affected by electromagnetic field exposure in each person everyday life. However, this is extremely controversial issue.


OBJECTIVE
Investigation of the associations between electromagnetic field exposure and miscarriage among women of Tehran.


METHODS
In this longitudinal study, 462 pregnant women with gestational age <12 wks from seven main regions of Tehran city in Iran with similar social and cultural status were participated. Women were interviewed face-to face to collect data. Reproductive information was collected using medical file recorded in those hospitals the subjects had delivery. The measuring device measured electromagnetic waves, Narda safety test solutions with valid calibration date at the entrance door of their houses.


RESULTS
A significant likelihood of miscarriage in women who exposed to significant level of electromagnetic wave. However, this association was not confirmed by Wald test.


CONCLUSIONS
This study may not provide strong or consistent evidence that electromagnetic field exposure is associated or cause miscarriage. This issue may be due to small sample size in this study.
Department of Reproductive Health, School of Nursing and Midwifery, Shahid Beheshti University of Medical Sciences, Tehran, Iran .
Masoumeh
M
Abad
Department of Epidemiolog y and Biostatistics, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran .
Hossein
H
Malekafzali
Department of Reproductive Health, Shahid Beheshti University of Medical Sciences, Tehran, Iran .
Masoumeh
M
Simbar
Department of Telecommunications engineering, Islamic Azad University, Garmsar Branch, Garmsar , Iran .
Hassan
H
Seyed Mosaavi
Department of S exual H ealth P romotion, Iranian National Center for Addiction Studies (INCAS), Risk Behavior Reduction Institute, Tehran , Iran .
Effat
E
Merghati Khoei
Abortion; Electromagnetic field; Pregnancy