Cigarette Smoking and Non-Hodgkin Lymphoma Risk in Women
Author Information
Author(s): Morton L M, Holford T R, Leaderer B, Boyle P, Zahm S H, Zhang Y, Flynn S, Tallini G, Zhang B, Owens P H, Zheng T
Primary Institution: Yale University School of Medicine
Hypothesis
Smoking increases the risk of non-Hodgkin lymphoma, and this increased risk varies by NHL histologic type, tumor grade, and immunologic type.
Conclusion
The study found that smoking appears to increase the risk of follicular lymphoma, particularly with increased duration and pack-years of smoking.
Supporting Evidence
- Smoking history was assessed through structured interviews.
- Women with 34 pack-years or more of smoking had an 80% increased risk of follicular lymphoma.
- The study included a control group of 718 women matched by age.
- Statistical analyses were performed using logistic regression models.
- Cases were histologically confirmed to minimize disease misclassification.
- Stratification by NHL subtype revealed specific risks associated with follicular lymphoma.
- Self-reported smoking history was found to be reliable.
- Previous studies have shown inconsistent results regarding smoking and NHL risk.
Takeaway
This study shows that smoking can make women more likely to get a type of blood cancer called follicular lymphoma, especially if they have smoked a lot over many years.
Methodology
A population-based case–control study was conducted among 1319 women in Connecticut, comparing smoking history between NHL cases and controls.
Potential Biases
There may be concerns about selection bias due to low participation rates among older women.
Limitations
The study only addresses the relationship between smoking and NHL for women and had low participation rates among potential controls.
Participant Demographics
The study included female residents of Connecticut aged 21 to 84 years, with a majority being white.
Statistical Information
P-Value
0.05
Confidence Interval
(1.1, 3.2)
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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