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. 2018 Oct 18;8:15446. doi: 10.1038/s41598-018-33921-x

Table 1.

Demographic details for patients with Parkinson’s disease (PD) and controls.

PD Control
Participant number 48 44
Age (y) 67 ± 1 65 ± 1
Male % (n) 64 (31) 50 (22)
Disease duration (y) 3.5 ± 0.3
Disease Severity (H&Y) 1.9 ± 0.1
Ldopa equivalent dose 600 ± 43
Age at diagnosis (y) 64 ± 1

Values are given as mean ± standard error. Disease severity was recorded using the Hoehn and Yahr scale. Disease duration is the time since clinical diagnosis of PD.