Correlation between Serum RANTES Levels and the Severity of Parkinson’s Disease

Table 2

Characteristics of untreated and treated subgroups of PD patients.

Subjects	Untreated	L-Dopa	Agonist^*
	21	36	21
M/F	17/4	27/9	16/5	NS
Age (years)	75.7 ± 5.4	77.2 ± 4.9	75.3 ± 4.6	NS
Duration (years)	3.22 ± 5.13	7.03 ± 4.48	5.21 ± 5.76	0.025
RANTES (ng/mL)	38.28 ± 19.28	33.0 ± 14.51	41.54 ± 16.41	NS
IL-6 (pg/mL)	5.20 ± 3.20	4.16 ± 3.99	5.01 ± 3.46	NS

Data are presented as mean ± SD. PD: Parkinson’s disease; RANTES: regulated on activation, normal T cell expressed and secreted; IL-6: interleukin-6; NS: not significant.
^*Combination of agonist with L-dopa , agonist monotherapy .