Table 2.

Comparison of NMSS-K score between PD with dysphagia and PD without dysphagia group.

NMSS domain	PD with dysphagia (n = 10)	PD without dysphagia (n = 17)	p-value
Cardiovascular	3.46 ± 0.84	2.17 ± 1.42	<0.05
Sleep/Fatigue	7.10 ± 1.20	3.94 ± 2.66	<0.05
Mood	6.60 ± 3.41	4.41 ± 3.52	0.13
Perceptual problems	2.60 ± 1.51	1.29 ± 1.21	0.33
Attention/Memory	6.00 ± 2.11	3.18 ± 2.92	<0.05
Gastrointestinal	4.60 ± 1.51	3.06 ± 0.49	<0.05
Urinary	3.20 ±1.40	2.47 ± 0.50	0.33
Sexual function	1.50 ± 1.18	1.18 ± 1.47	0.54
Miscellaneous	3.70 ± 2.50	3.06 ± 2.11	0.48
Total NMSS	38.70 ± 17.35	24.76 ± 13.82	<0.05

These values represent the means ± the standard deviation. NMSS-K, Korean version of non-motor symptoms scale; PD, Parkinson's disease. Bold: Statistically significant.