rss
Br J Ophthalmol 88:1577-1581 doi:10.1136/bjo.2004.044222
  • Clinical science
    • Extended reports

Age related change of optokinetic nystagmus in healthy subjects: a study from infancy to senescence

Table 1

 Number and percentage of subjects with symmetrical OKN for stimulation from temporal to nasal (TN) and from nasal to temporal (NT) at velocities of 15°/s and 30°/s during the first year of life

Age TN-NT symmetry 15°/s TN-NT symmetry 30°/s
No of subjects % No of subjects %
1st month 0/8 0 0/8 0
2nd month 0/7 0 0/7 0
3rd month 1/7 14 1/7 14
4th month 3/8 37 2/8 25
5th month 4/7 57 2/7 28
6th month 6/9 66 5/9 55
7th month 9/10 90 6/10 60
8th month 5/7 71 4/7 57
9th month 7/8 87 6/8 75
10th month 7/7 100 6/7 85
11th month 9/9 100 9/9 100
12th month 10/10 100 10/10 100

This Article

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 >>

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