Research Article

Peripheral Leukocyte Apoptosis in Patients with Parkinsonism: Correlation with Clinical Characteristics and Neuroimaging Findings

Table 2

Correlation analysis between leukocyte apoptosis, 99mTc-TRODAT-1 striatal uptake binding ratio, and clinical variables in the PD group after controlling for age and sex.

Variables value

Total leukocyte apoptosis (%)Striatal dopamine transporter uptake ratios mean−0.3490.020
Striatal dopamine transporter uptake ratios −0.384 0.012
Striatal dopamine transporter uptake ratios −0.252 0.108
UPDRS I0.293 0.041
UPDRS II0.480 0.000
UPDRS III0.555 0.000
UPDRS total0.537 0.000
Modified Hoehn-Yahr Staging Scale0.461 0.001
Schwab and England Activities of Daily Living Scale−0.463 0.001
Duration of disease 0.2930.039

Neutrophil apoptosis (%)Striatal dopamine transporter uptake ratios mean−0.2530.098
Striatal dopamine transporter uptake ratios −0.272 0.082
Striatal dopamine transporter uptake ratios −0.244 0.120
UPDRS I0.120 0.413
UPDRS II0.298 0.037
UPDRS III0.356 0.012
UPDRS total0.335 0.019
Modified Hoehn-Yahr Staging Scale0.378 0.007
Schwab and England Activities of Daily Living Scale−0.318 0.026
Duration of disease0.1450.315

Striatal dopamine transporter uptake ratios UPDRS III−0.3490.019
UPDRS total−0.3300.027
Modified Hoehn-Yahr Staging Scale−0.3730.012

Striatal dopamine transporter uptake ratios UPDRS II −0.2950.049
UPDRS III−0.3280.028
UPDRS total−0.3070.040
Modified Hoehn-Yahr Staging Scale−0.3900.008
Schwab and England Activities of Daily Living Scale0.3320.026

UPDRS: Unified Parkinson’s Disease Rating Scale.