Table1:

Sociodemographic Features

	n = 137
Age (yrs), mean (sd)	68.3 (10.2)
Gender	80 M, 57 F
Education (yrs), mean (sd)	16.2 (3.2)
MMSE, mean (sd) (range 0-30)*	26.4 (4.0)
Parkinson Features
Age symptom onset, mean (sd)	58.1 (11.6)
Symptom duration (yrs), mean (sd)	10.2 (6.7)
Presence of motor fluctuations (% n)**	58.6%
Presence of early morning dystonia (% n)**	30.8%
Presence of other psychiatric disorders (% n)	55.5%
Antidepressant medication status, % taking	35.6%
Total L-dopa equivalents, mean (sd)	724.9 (479.1)
Dopamine agonist use (% n)	44.5%
Disability Severity
Northwestern Disability Scale score, mean (sd)****	37.2 (9.4)
UPDRS part III, motor sub-score, mean (sd)***	31.3 (17.5)
Hoehn and Yahr Stage*	I 7, II 86, III 23, IV 9, V 9

^*n= 134

^**n=133

^***n=136

^****n=135