The Cup-Disc Ratio and Ocular Hypertension
Abstract
Abstract To the Editor. —In Table 1 in their article in the November 1986 Archives,1 Katz and Sommer describe the cup-disc ratios and presence of nerve fiber layer defects in ocular hypertensives and control eyes separated by age. It is interesting to note that for both the older and younger age groups, the number of large cups is greater in the ocular hypertensive eyes than in the normal controls. By ×2 analysis, this difference turns out to be highly significant (P <.01)....