Statistical analysis of PCBs, PCDDs and PCDFs in human milk in Norway.

Cross-sectional study on concentrations of PCBs, PCDD and PDFs was performed in Norway, Sweden and Denmark (30, 41 and 11 individual samples were collected respectively). Report describes statistical analysis of the Norwegian part. A detailed comparison of chemical results from Scandinavia is given, together with graphical presentation of dioxin data reported to the WHO. Dioxin levels in Norway are found lower than in Sweden and lower than in the industrialized countries.