Collecting data on cancerBMJ 1994; 308 doi: https://doi.org/10.1136/bmj.308.6931.791a (Published 19 March 1994) Cite this as: BMJ 1994;308:791
- I Bassnett,
- A M Pollock,
- M Gill
- Camden and Islington Health Authority, London NW1 2LJ
- Department of Public Health Sciences, St George's Hospital Medical School, London SW17 0RE
- Brent and Harrow Health Authority, Harrow, Middlesex HA1 3UJ.
EDITOR, - Few people would disagree with S J Karp's plea for improving the collection of data on patients with cancer.1 The case Karp makes for the clinical oncology information network, however, is unconvincing. One justification claimed for the network is that three studies came to erroneous conclusions in auditing the outcomes of care because they used data for cancer registries.*RF 2-4* This is incorrect; Karp has misunderstood the studies' design.
All three studies were …