Table 3 Relationship of metabolic syndrome and its components with Parkinson’s disease without propensity score matching

Metabolic syndrome

1.65(1.30,2.10)

< 0.0001

1.05(0.81,1.35)

0.713

Prediabetes

1.98(1.30,3.02)

0.002

1.48(0.97,2.26)

0.072

Diabetes mellitus

2.27(1.79,2.87)

< 0.0001

1.44(1.12,1.85)

0.005

Hyperlipidemia

1.64(1.25,2.16)

< 0.001

1.06(0.80,1.41)

0.679

Hypertension

2.52(1.98,3.20)

< 0.0001

1.38(1.03,1.85)

0.030

Waist circumference

1.99(1.57,2.51)

< 0.0001

1.44(1.13,1.84)

0.003