Study type: Epidemiological study (observational study)

Is fertility reduced among men exposed to radiofrequency fields in the Norwegian Navy? epidem.

Published in: Bioelectromagnetics 2008; 29 (5): 345-352

Aim of study (acc. to author)

The relationship between male workers with exposure to radiofrequency fields and male reproductive health was investigated in a cross-sectional study in Norway.

Further details

The participants were asked about the work categories they had experienced out of a list of 18 pre-printed work categories. An expert group classified the categories tele/communication, electronics, and radar/sonar as possible exposure to electromagnetic fields, the other categories as unexposed.

Endpoint/type of risk estimation

Type of risk estimation:



Exposure groups

Group Description
Reference group 1 unexposed
Group 2 category tele/communication
Group 3 category electronic
Group 4 category radar/sonar


Study size

Type Value
Participants 2,265
Participation rate 58 %
Statistical analysis method: (adjustment: )

Results (acc. to author)

The results showed higher reported infertility in the category telecommunication (14.8%; OR 1.72; CI 1.04-2.85) and in the category radar/sonar (17.5%; OR 2.28; CI 1.27-4.09). No increased risk of congenital anomalies, chromosomal errors, perterm births, stillbirths or infant deaths was observed.

Limitations (acc. to author)

The authors remarked the results have to interpreted with caution and to be confirmed by other studies.

Study funded by

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