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

Table 2

Clinical features of Parkinson’s disease.

Features	Patients, (%)
Duration of the disease
Less than 5 years	65 (65%)
5–10 years	27 (27%)
More than 10 years	8 (8%)
Cardinal manifestation of the disease
Tremor	62 (62%)
Rigidity	13 (13%)
Bradykinesia	22 (22%)
Postural instability	3 (3%)
Severity of deterioration of the disease (based on modified Hoehn and Yahr staging)
1-2 (mild)	35 (13%)
2.5-3 (moderate)	44 (44%)
More than 3 (severe)	21 (21%)