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Table 2 RNFL thickness (μm) in patients with MCI, mild, moderate, severe AD and control subjects (mea ± SD)

From: Thinner changes of the retinal nerve fiber layer in patients with mild cognitive impairment and Alzheimer’s disease

  MCI mild AD moderate AD severe AD control F value
S 115.14 ± 13.51 111.78 ± 11.67 108.89 ± 12.42▲■ 101.56 ± 19.32▲■ 119.10 ± 15.34
2.012*
I 120.23 ± 18.04 115.11 ± 10.56 113.23 ± 16.21 111.41 ± 10.64▲■ 125.67 ± 11.23
5.549**
N 74.80 ± 12.36 69.76 ± 11.64 64.41 ± 15.87 61.12 ± 17.54 79.98 ± 12.87
1.035
T 63.78 ± 13.16 61.17 ± 12.14 60.43 ± 11.87 60.41 ± 10.82 67.34 ± 15.27
1.256
M 95.37 ± 17.11 91.61 ± 10.10 91.68 ± 12.37▲■ 87.13 ± 17.05▲▲■ 100.12 ± 15.01
7.985**
  1. S: superior of Peripapillary RNFL thickness; I: inferior of Peripapillary RNFL thickness; N: nasal of Peripapillary RNFL thickness; T: temporal of Peripapillary RNFL thickness; M: total mean of RNFL thickness; Compared with the control group:P < 0.05,▲▲P < 0.01; comparison to MCI:P < 0.05 F test: *p < 0.05, **p < 0.001.