Letters

Cataract surgery in very elderly patients

BMJ 2001; 323 doi: https://doi.org/10.1136/bmj.323.7310.455 (Published 25 August 2001) Cite this as: BMJ 2001;323:455

Biological age is more important than chronological age

  1. Nicholas Beare, specialist registrar in ophthalmology (nbeare@btinternet.com)
  1. Eye Department, Arrowe Park Hospital, Upton, Wirral L49 5PE
  2. International Centre for Advancement of Rural Eye Care, LV Prasad Eye Institute, Banjara Hills, Hyderabad-500 034, India

    EDITOR—Wong's article on the effectiveness of cataract surgery in elderly people contains an emphasis on chronological age and final visual acuity as a measure of success.1 Wong does not mention the importance of biological age of individual patients and pays little attention to the potential improvement in daily functioning associated with cataract surgery. These are important factors when considering patients of any age for cataract surgery. But they are difficult to measure quantitatively and difficult to investigate; consequently they are not easily shoehorned into guidelines or health policy. A visual acuity of 6/12 or better is generally taken as a successful outcome in most studies in this area, and Wong applies this assumption …

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