Info compiled by Tony Gronowicz:
French study finds childhood leukemia doubled around nuclear
A major epidemiological study just published in the January 2012
The International Journal of Cancer
indicates there is "a possible excess risk" of acute
children living in close vicinity to French nuclear power plants
study called for an "investigation for potential risk factors
the vicinity of NPP, and collaborative analysis of multisite
conducted in various countries."
The study found a doubling of occurrence of childhood leukemia
years of 2002-2007 among children under 5 years living within 5 km
nuclear plants similar to the findings of the German 2008
by the Cancer Registry in Mainz which found an association between
nearness of residence to nuclear power plants and the risk of
The results marked a surprising and encouraging change at IRSN which
had endeavored to discredit
earlier French epidemiological studies that had shown an impact of
nuclear facilities on health.
To study the risk of childhood acute leukemia (AL) around French
power plants (NPPs).
The nationwide Geocap case-control study included the 2,753 cases
in mainland France over 2002-2007 and 30,000 contemporaneous
controls. The last addresses were geocoded and located around the 19
The study used distance to NPPs and a dose-based geographic zoning
based on the estimated dose to bone marrow related to NPP
An odds ratio (OR) of 1.9 [1.0-3.3], based on 14 cases, was
children living within 5 km of NPPs, compared to those living 20 km
further away, and a very similar association was observed in
concomitant incidence study (standardized incidence ratio (SIR) =
[1.0-3.2]). These results were similar for all the 5-year age
persisted after stratification for several contextual
the municipalities of residence. Conversely, using the DBGZ resulted
and SIR close to one in all of the dose categories. There was no
in AL incidence over 1990-2001 and over the entire 1990-2007 period.
results suggest a possible excess risk of AL in the close vicinity
French NPPs in 2002-2007. The absence of any association with the
indicate that the association is not explained by NPP gaseous
Overall, the findings call for investigation for potential risk
related to the vicinity of NPP, and collaborative analysis of
studies conducted in various countries.
Childhood leukemia around French nuclear power plants - the Geocap
Ring the bells
that still can ring, Forget your perfect offering.
There is a crack, a crack in everything, That's how the light gets
~ Leonard Cohen