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Table 2 RNFL thickness in the study populations

From: Optical coherence tomography and cognitive dysfunction in Parkinson disease

 TemporalNasalInferiorSuperiorMean
Patients
 With normal cognitivea56.42 ± 3.7364.6 ± 3.35107.7 ± 5.5296.7 ± 5.9777.25 ± 4.53
 With cognitive impairmenta56.20 ± 2.1961.11 ± 2.2795.5 ± 3.3583.39 ± 4.2773.64 ± 1.81
Controlsa57.65 ± 8.5063.08 ± 10.57111.2 ± 15.81108.74 ± 14.4084.1 ± 6.98
 P0.620.38<0.001<0.001**< 0.001**
P®0.02*0.720.003*<0.0001**<0.0001**
  1. aMean (±SD); RNFL retinal nerve fiber layer
  2. NB. P® all patients vs control
  3. * significant difference
  4. ** highly significant difference