Table 3.

Demographic and clinical characteristic of Akinetic and tremor-dominant PD patients. Values are shown as mean ± standard deviation

	Akinetic (n = 48)	Tremor-dominant (n = 14)	p-value
Age	71.20 ± 5.47	72.07 ± 6.54	0.71
Education	11.28 ± 3.67	11.29 ± 4.19	1
MMSE	28.51 ± 2.15	28.21 ± 1.93	0.62
PDSS-2 score
Total score	13.26 ± 9.02	15.78 ± 10.84	0.38
Motor symptoms	3.91 ± 4.22	5.07 ± 5.90	0.41
Sleep quality	2.51 ± 1.90	2.92 ± 2.73	0.51
Dream distressing	0.87 ± 1.34	1.85 ± 2.76	0.069
Fragmented sleep	4.42 ± 2.55	4.57 ± 2.13	0.84
Insomnia symptoms	1.53 ± 1.82	1.35 ± 1.64	0.75