Study type:
Epidemiological study
(observational study)
Cancer incidence and mortality and proximity to TV towers
epidem.
By:
Hocking B, Gordon IR, Grain HL, Hatfield GE
Published in: Med J Aust 1996; 165 (11-12): 601-605
Aim of study (acc. to author)
Further details
The data of cancer incidence and cancer mortality for three municipalities immediately surrounding the TV towers (inner area) were compared to the data of six adjacent municipalities (outer area).
Endpoint/type of risk estimation
Type of risk estimation:
(relative risk (RR))
Exposure
Assessment
Exposure groups
Group
|
Description
|
Reference group 1
|
outer area: municipalities in a distance of ≥ 4 km from a TV tower; power density: < 0.2 µW/cm²
|
Group 2
|
inner area: municipalities in a distance of < 4 km from a TV tower; power density: 0.2 - 8.0 µW/cm²
|
Population
-
Group:
-
Age:
0–80 years
-
Characteristics:
population of municipalities in the inner area (135,000 inhabitants) and outer area (450,000 inhabitants)
-
Observation period:
1972 - 1990
-
Study location:
Australia (municipalities in Sydney)
-
Data source:
North South Wales Cancer Registry in Australia
Statistical analysis method:
(
adjustment:
)
Results (acc. to author)
Limitations (acc. to author)
Exposure was assessed for the municipality, not for the individual.
Study funded by
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