Pain in Parkinson's Disease Associated with COMT Gene Polymorphisms

Table 5

Factors between PD-related pain and non-PD-related pain.

	PD-related pain (𝑁=35)	Non-PD-related pain (𝑁=20)	𝐹 value	𝑃
Age (years)	63.83±10.95	68.25±7.08	2.624	0.111
Onset age (years)	57.43±19.71	63.36±6.88	4.928	0.031 *
Duration of PD (years)	6.43±3.16	4.85±2.43	3.726	0.059
Duration of medication (years)	3.86±2.14	2.80±1.61	3.669	0.061
Depression score	12.69±12.14	12.80±9.36	0.001	0.971
H&Y	2.27±0.68	2.35±0.81	0.148	0.702
UPDRS	46.51±17.14	45.85±16.09	0.020	0.888
Duration of pain (tears)	1.69±1.09	1.69±1.20	0.000	0.987
VAS pain score	5.00±1.78	5.30±1.95	0.337	0.564

Analysis of variance of factorial design was used. Bonferroni correction was performed. *𝑃<0.05 (onset age). PD: Parkinson’s disease; UPDRS: the unified Parkinson’s disease rating scale.