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Br J Ophthalmol 87:1268-1271 doi:10.1136/bjo.87.10.1268
  • Laboratory science - Scientific reports

Interocular amplitude differences of the full field electroretinogram in normal subjects

Table 3

Data from Jacobson et al4,5 analysed for interocular percentage difference

Photopic Scotopic
Single flash (%) 30 Hz flicker (%) Isolated (blue) (%) Maximal white (%)
*A percentile represents the maximal interocular percentage difference in the percentile of the population.
†The 50th percentile represents the median.
Mean (SD) 7 (6) 7 (4) 5 (4) 8 (9)
Range 1–25 1–15 1–15 1–33
Percentile*
    25th ⩽3 ⩽4 ⩽2 ⩽3
    50th† ⩽5 ⩽8 ⩽4 ⩽6
    75th ⩽8 ⩽10 ⩽7 ⩽9
    95th ⩽16 ⩽13 ⩽12 ⩽16

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