Non-motor symptoms in newly diagnosed Parkinson’s disease patients

Table 2 Correlation between MoCA test, sleep quality assessment (PSQI), SCOPA-AUT, Rome III adult questionnaire, and demographic data; predominant motor symptoms; Hoehn and Yahr; and duration of illness

Tremor		Rigidity		Hoehn and Yahr stage		Gender		Age		Duration of illness
r	P	r	P	r	P	r	P	r	P	r	P
MoCA (+ B) test
0.45	0.18	− 0.26	0.45	− 0.17	0.63	0.3	0.31	− 0.78	0.006*	− 0.69	0.024*
Sleep quality assessment (PSQI)
0.54	0.02*	− 0.29	0.91	0.01	0.06	0.05	0.85	0.5	0.04*	0.34	0.18
SCOPA-AUT
0.58	0.0001*	− 0.34	0.03*	0.57	0.002*	− 0.28	0.09	0.21	0.21	0.6	< 0.0001*
Rome III adult questionnaire
0.06	0.73	0.09	0.6	0.11	0.54	0.19	0.28	0.03	0.82	0.29	0.17