Other American studies fail to confirm an association

doi:10.1136/bmj.310.6985.1009c

From trainee to consultant, BMJ Group offers doctors around the world tailored information, special events, learning resources and recruitment services at every step along their career path.

... by doctors, for doctors, for patients
We are open for entries!

Online learning

BMJ Learning

High-quality CME / CPD for doctors and other healthcare professionals. BMJ Learning features hundreds of accredited, peer-reviewed learning modules in text, video, and audio formats. Find out more

Courses and Qualifications

BMJ Masterclasses

BMJ Masterclasses, led by experts, help clinicians to use the latest evidence and recent guidelines in practice and meet their CPD/CME requirements. Find out more

Exam Preparation

The leading provider of online exam preparation, helping over 167,000 healthcare professionals to pass their exams. Find out more

onExamination

Search all BMJ comment articles:

From

Limit by

Access to the full text of this article requires a subscription or payment. Please log in or subscribe below.

Shelia Hoar Zahm,
Aaron Blair,
Kenneth P Cantor,
Joseph F Fraumeni Jr

Epidemiologist, occupational studies section Chief, occupational studies section Epidemiologist, environmental studies section Associate director Epidemiology and Biostatistics Programme, National Cancer Institute, EPN 418, Rockville, MD 20892-7364, USA

EDITOR,—Toshiki Natazuka and colleagues report an association between non-insulin dependent diabetes mellitus and non-Hodgkin's lymphoma.1 They suggest that as diabetes mellitus impairs the immune response to infectious agents it might increase the risk of non-Hodgkin's lymphoma, which is associated with immunodeficiency states. By comparing the observed frequency of diabetes in a hospital case series with that expected on the basis of the prevalence of diabetes reported by the Japanese Ministry of Health and Welfare the authors found a threefold excess in extranodal non-Hodgkin's lymphoma. The risk of nodal non-Hodgkin's lymphoma was not significantly increased.

We evaluated this association in data from two case-control …