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. 2020 Nov 19;10:20147. doi: 10.1038/s41598-020-76768-x

Table 3.

CCM parameters in patients Hoehn Yahr stage I, II and III.

Hoehn Yahr Hoehn Yahr Hoehn Yahr
Stage I (n = 21) Stage 2 (n = 63) Stage 3 (n = 14)
CNFD (no/mm2) 24.88 ± 1.35 23.77 ± 0.88 23.75 ± 1.88
CNBD (no/mm2) 29.21 ± 2.82 25.08 ± 1.67 26.94 ± 3.65
CNFL (mm/mm2) 14.61 ± 0.69 13.88 ± 0.43 13.72 ± 0.87
CTBD (no/mm2) 43.09 ± 3.92 37.04 ± 2.46 39.29 ± 5.23

Data reported as mean ± SEM. CNFD: corneal nerve fibre density, CNBD: corneal nerve branch density, CNFL: corneal nerve fibre length, CTBD: corneal total branch density.