Childhood Leukaemia and Father's Job Contacts in Rural Sweden
Author Information
Author(s): Kinlen L, Jiang J, Hemminki K
Primary Institution: University of Oxford, The Radcliffe Infirmary
Hypothesis
Does higher paternal occupational contact level in rural areas increase the risk of childhood leukaemia?
Conclusion
The study found a significant increase in childhood leukaemia risk among children aged 0-4 years whose fathers had high-contact occupations in rural Sweden.
Supporting Evidence
- The odds ratio for children aged 0-4 years in the highest contact category was 3.47 in rural counties.
- A significant positive trend in leukaemia risk was observed across increasing levels of paternal occupational contact.
- No excess risk was found in urban or intermediate counties for children aged 0-4 years.
Takeaway
Kids whose dads have jobs where they meet a lot of people might get leukaemia more often, especially in the countryside.
Methodology
A case-control study using data from the Swedish Family-Cancer Database, comparing leukaemia cases in children with paternal occupational contact levels.
Potential Biases
Potential for bias due to reliance on census data for paternal occupation.
Limitations
The study used broad classifications for rural-urban status and occupational contact levels, which may not capture finer details.
Participant Demographics
Children aged 0-14 diagnosed with leukaemia in Sweden from 1958 to 1998.
Statistical Information
P-Value
0.02
Confidence Interval
95% CI 1.54, 7.85
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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