Large immigrant population may have confounded studyBMJ 1995; 311 doi: https://doi.org/10.1136/bmj.311.7004.570b (Published 26 August 1995) Cite this as: BMJ 1995;311:570
- A Hayward,
- D Kumar,
- J Bruce,
- A Charlett
- Research registrar Research registrar Senior statistician Senior statistician Public Health Laboratory Service, Communicable Disease Surveillance Centre, London NW9 5EQ
EDITOR,--N Bhatti and colleagues present an interesting analysis of changing rates of notification of tuberculosis based on national notifications and local data from Hackney.1 The findings are interpreted as suggesting that the national increase is largely due to socioeconomic factors that have affected the white population and established ethnic minority communities to a similar extent. The authors suggest that recent immigration has made only a small contribution to this increase. The study's findings do not justify these conclusions.
As quoted in the paper, …