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Br J Ophthalmol 84:60-66 doi:10.1136/bjo.84.1.60
  • Original Article
    • Clinical science

Visual function after penetrating keratoplasty for keratoconus: a prospective longitudinal evaluation

Table 4

Correlations between VF-14 and visual function of the operated eyes (Spearman value rho/p values, significant*)

Preoperative VF-14 3 months VF-14 9 months
VF-14 		18 months VF-14
logMAR acuity −0.144/0.556 −0.034/0.894 −0.533/0.023* −0.608/0.007*
Contrast sensitivity −0.174/0.476 0.407/0.094 0.435/0.071 0.286/0.25
Esterman fields 0.236/0.331 0.398/0.102 −0.162/0.521 0.627/0.005*
Stereoacuity −0.156/0.984 0.021/0.935 −0.056/0.079 0.627/0.000*
Mean spherical equivalent N/A 0.211/0.402 −0.034/0.893 0.166/0.420

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