rss
Br J Ophthalmol 2004;88:598
  • Mailbox

Intravitreal triamcinolone acetonide for exudative age related macular degeneration

  1. D Wong,
  2. I Campbell,
  3. C Groenwald,
  4. E Lancaster
  1. Royal Liverpool University Hospital, Prescot Street, Liverpool L7 8XP, UK
  1. Correspondence to: MrDavid Wong Royal Liverpool University Hospital, Prescot Street, Liverpool L7 8XP, UK; shdwongliv.ac.uk
  • Accepted 17 July 2003

We read the article by Jonas et al on intravitreal triamcinolone injections for exudative age related macular degeneration with interest.1 The paper stated that visual acuity increased significantly (p<0.001) from 0.16 (SD 0.11) to a mean maximum of 0.23 (0.17). The authors therefore picked the best from one of up to 10 postoperative visual acuity measurements and compared it with a single preoperative visual acuity measurement. This is misleading the reader regarding the true effectiveness of the treatment.

The Macular Photocoagulation Study Group found that the differences in between two repeated tests were one line or more in 13% of cases and the differences were greatest in patients with visual acuity of 20/100 or worse.2 By taking up to 10 postoperative measurements, Jonas et al greatly increased the chances of a positive result. The difference between mean pre-injection 0.16 (20/125 or 6/36) and best mean postoperative 0.23 (20/87 or 6/26) was less than one line on the Snellen chart.

Their table …

[Full text of this article]

This Article

  1. Extract
  2. Full text
  3. PDF

Services

  1. Email this link to a friend
  2. Alert me when this article is cited
  3. Alert me if a correction is posted
  4. Alert me when eletters are published
  5. Article Usage Statistics
  6. Similar articles in this journal
  7. Similar articles in Web of Science
  8. Similar articles in PubMed
  9. Add article to my folders
  10. Download to citation manager
  11. Request permissions

Responses

  1. Submit a response
  2. No responses published

Social bookmarking

Register for free content


Free sample
 This recent issue is free to all users to allow everyone the opportunity to see the full scope and typical content of BJO.
View free sample issue >>

Free archive
The full back archive is now available for BJO. Institutional subscribers may access the entire archive as part of their subscription. Personal subscribers will also have access to all content when logged in. Non-subscribers who register have free access to all articles published before 2006, back to volume 1 issue 1.
Register to access the free archive >>

Don't forget to sign up for content alerts so you keep up to date with all the articles as they are published.