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Self selection probably occurred among patients studied
| The first 150 words of the full text of this article appear below. |
EDITOR
We are pleased that psychological implications of early
discharge after surgery for breast cancer are being
examined1 but think that some important aspects of the
policy have been inappropriately or inadequately researched and warrant
further investigation.
There is a drawback to applying randomised controlled trial methodology
in situations such as this, where patients are making choices about
their care. A self selecting process operates and must be taken into
account in the research design; if it is not, a randomised controlled
trial will study a biased sample
it will include some patients who
might not otherwise have considered earlier discharge and exclude those
who are most committed to the idea and do not want to risk being
randomised to the control condition. This is not a peripheral issue.
The policy framework for commissioning cancer services has emphasised
the need to involve both patients and their carers in decisions