Gastrointestinal Dysfunction in Chinese Patients with Parkinson’s Disease

Table 2

Occurrence of symptoms related to the digestive system of the PD group and HCs (%).

Symptoms related to the digestive system	PD group (n = 108)	HCs (n = 76)	χ^2
Mouth pain	7 (6.48%)	1 (1.32%)	2.862	0.091
Dry mouth	64 (59.26%)	0 (0)	69.05	<0.001
Dysgeusia	40 (37.04%)	13 (17.11%)	8.642	0.003
Dysphagia	20 (18.52%)	0 (0)	15.79	<0.001
Early satiety	26 (24.07%)	6 (7.89%)	8.128	0.004
Loss of appetite	35 (32.41%)	6 (7.89%)	16.01	<0.001
Nausea	11 (10.19%)	5 (6.58%)	0.796	0.372
Salivation	10 (9.26%)	3 (3.95%)	1.917	0.166
Vomiting	4 (3.70%)	0 (0)	2.977	0.09
Constipation	53 (49.07%)	0 (0)	52.39	<0.001
Loose stool	1 (0.87%)	0 (0)	0.708	0.4
Fecal incontinence	0 (0)	0 (0)	—	—