Review of prescribed treatment for children with asthmaBMJ 1995; 311 doi: https://doi.org/10.1136/bmj.311.7020.1644c (Published 16 December 1995) Cite this as: BMJ 1995;311:1644
- A M Ross,
- D M Fleming
- Research fellow Director Royal College of General Practitioners, Birmingham B17 9DB
Weaknesses in methods and analysis limit conclusions
EDITOR,--Analysis of a computerised prescribing database showed that 9362 children were prescribed some form of preventive treatment for asthma. Of these, 1358 received sufficient repeat prescriptions to suggest that they were consistently receiving prophylactic treatment.1 Several weaknesses in this analysis limit the interpretation and conclusions reported.
Firstly, the author assumes that all children remained on the practice list for a whole year. Morton-Jones and Pringle estimated that …