Allocating census data to general practice populations

BMJ 1996; 312 doi: https://doi.org/10.1136/bmj.312.7025.249b (Published 27 January 1996) Cite this as: BMJ 1996;312:249
  1. Glen Scrivener,
  2. David C Lloyd
  1. Social geographer Applied research statistician University of Leeds, Leeds LS2 9NZ

    EDITOR,—We wish to reply to the two letters1 commenting on our paper on allocating census data to a general practice population.2 Paul Aveyard proposes using the method of Bland and Altman rather than correlation to measure agreement between the number of patients aged over 65 obtained from the family health services authority's register and that calculated from the postcodes of patients and the proportion in their census area. Ronan A Lyons and colleagues suggest that better results could have been obtained in their area, where they achieve a high proportion of matches between postcodes and census areas.

    We presented …

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