Study type:
Epidemiological study
(observational study)
Exposure to extremely low frequency electromagnetic fields during pregnancy and the risk of spontaneous abortion: a case-control study
epidem.
By:
Shamsi Mahmoudabadi F, Ziaei S, Firoozabadi M, Kazemnejad A
Published in: J Res Health Sci 2013; 13 (2): 131-134
Aim of study (acc. to author)
Endpoint/type of risk estimation
Type of risk estimation:
(odds ratio (OR))
Exposure
Assessment
Population
-
Group:
-
Age:
18–35 years
-
Observation period:
May - Dec 2012
-
Study location:
Iran
Case group
Control group
- pregnant women at 14 weeks gestation who referred to the prenatal clinic of the same hospital
-
Selection:
-
Matching:
- sex
- age
- pre-pregnancy BMI, relatives of the spouse, duration from last delivery, educational level, occupation, history of previous abortions or preterm labor
- case:control = 1:1
-
Exclusion criteria:
vaginal bleeding
Study size
|
Cases |
Controls |
| Eligible |
58 |
58 |
Statistical analysis method:
(
adjustment:
- age
- history of abortion and relatives of the spouse
)
Results (acc. to author)
Study funded by
-
Tarbiat Modares University, Tehran, Iran
Related articles
-
de Souza S et al.
(2021):
High prevalence of gastroschisis in Brazilian triple side border: A socioenvironmental spatial analysis
-
Ingle ME et al.
(2020):
Association of personal exposure to power-frequency magnetic fields with pregnancy outcomes among women seeking fertility treatment in a longitudinal cohort study
-
Esmailzadeh S et al.
(2019):
Exposure to Electromagnetic Fields of High Voltage Overhead Power Lines and Female Infertility
-
Li DK et al.
(2017):
Exposure to Magnetic Field Non-Ionizing Radiation and the Risk of Miscarriage: A Prospective Cohort Study
-
Mahmoudabadi FS et al.
(2015):
Use of mobile phone during pregnancy and the risk of spontaneous abortion
-
Su XJ et al.
(2014):
Correlation between exposure to magnetic fields and embryonic development in the first trimester
-
Tan TC et al.
(2014):
Lifestyle Risk Factors Associated with Threatened Miscarriage: A Case-Control Study
-
Wang Q et al.
(2013):
Residential exposure to 50 Hz magnetic fields and the association with miscarriage risk: a 2-year prospective cohort study
-
Auger N et al.
(2012):
Stillbirth and residential proximity to extremely low frequency power transmission lines: a retrospective cohort study
-
Lee GM et al.
(2002):
A nested case-control study of residential and personal magnetic field measures and miscarriages
-
Li DK et al.
(2002):
A population-based prospective cohort study of personal exposure to magnetic fields during pregnancy and the risk of miscarriage
-
Savitz DA et al.
(1994):
Residential magnetic fields, wire codes, and pregnancy outcome
-
Wertheimer N et al.
(1986):
Possible effects of electric blankets and heated waterbeds on fetal development
