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From:
Published online 2014 March 27. doi: 10.1371/journal.pone.0092878

Table 2

Demographic and clinical characteristics of participants.
Controls (n = 892)MPS (n = 73)Parkinson (n = 27)p-value
Sex f/m429/46326/47*10/170.07
age64 (50–83)67 (54–80)**66 (41–80)0.02
Education13 (9–22)13 (9–21)13 (9–19)0.18
MMSE29 (25–30)28 (25–30)28 (26–30)0.02
BDI4 (0–17)5 (0–17)*7 (0–17)*0.02
Hyposmia (%)104 (13)15 (23)*6 (75)**††a0.001
possible RBD (%)60 (7)13 (19)**4 (50)**†a0.001
UMSARS Score2 (0–10)2 (0–8)**4 (4–8)**†† a0.001
Orthostatic problems (%)209 (24)19 (27)10 (37)0.23
Urinary dysfunction (%)331 (37)38 (52)*12 (44)0.04
Sexual dysfunction (%)447 (58)49 (73)**10 (100)**a<0.01
Constipation (%)124 (14)13 (18)7 (26)0.16
Positive family history PD (%)114 (13)10 (14)3 (11)0.93
Positive family history AD (%)226 (26)11(16)4 (15)0.18
Values are presented as median (range) or as quantity (percentage).
BDI, Beck's Depression Inventory; MMSE, Minimental State Examination; MPS, Mild Parkinsonian Signs; RBD, Rapid eye movement sleep behavior disorder.
a:Data not available of all PD patients due to incomplete questionnaire (8 out of 27).
p<0.05: * compared to controls; † compared to MPS.
p<0.01: ** compared to Controls; ††compared to MPS.