Serum Homocysteine Level in Parkinson’s Disease and Its Association with Duration, Cardinal Manifestation, and Severity of Disease

Table 6

Logistic regression multivariate analysis to determine the role of independent risk factors in Parkinson’s disease.

Variables		OR	95% CI	value
Serum homocysteine levels higher than 20		8.64	1.92–38.90	0.005
Severity of illness	1-2	Ref.	Ref.	0.172
	2.5-3	3.67	0.72–18.53	0.116
	>3	5.16	0.9–29.53	0.065