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Research Christmas 2013: Research

The Brady Bunch? New evidence for nominative determinism in patients’ health: retrospective, population based cohort study

BMJ 2013; 347 doi: https://doi.org/10.1136/bmj.f6627 (Published 12 December 2013) Cite this as: BMJ 2013;347:f6627

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Re: The Brady Bunch? New evidence for nominative determinism in patients’ health: retrospective, population based cohort study

I would like to congratulate Keaney and his colleagues that decided to tackle the important issue of nominative determinism in patients’ health.

I believe that another reasonable explanation for their findings might be that of natural selection.

According to this theory it is plausible that the Brady bunch's surname might have alerted care givers to suspect the existence of an asymptomatic and lethal arrhythmia and to further investigate and closely follow these patients. This in turn, has improved the chances of the Bradys to survive and breed. The process of the "survival of the Bradys" has thus contributed to the study's results.

Based on this theory, I believe that physicians must be aware of this possible clinical "selection bias" and avoid any underestimation of disease in patients with counterintuitive names (this phenomenon warrants further in-depth research).

Competing interests: In the creation-evolution debate, I stand with evolution.

20 December 2013
Adam Dalal
General practitioner
Independent doctor
Ha'mavdil St, 8/B, Ramat Gan, Israel.