Table 5 Relationships of FAB with clinical parameters in DLB

Age (years)

−0.326

0.188

0.114

Gender (male/female)

−1.791

2.551

0.499

Symptom duration (years)

0.221

0.596

0.719

UPDRS motor score

−0.169

0.094

0.104

Subtype (akinetic-rigid/tremor-dominant or mixed)

0.081

2.706

0.976

Olfaction

−0.177

0.481

0.721

MIBG H/M ratio delay

1.731

2.395

0.486

BP fall in head-up tilt-table test (HUT) (mmHg)

0.006

0.036

0.868

Norepinephrine at rest in supine position in HUT (μg/ml)

0.003

0.014

0.829

Nocturnal fall in BP in ABPM (%)

0.016

0.106

0.885

BP fall in postprandial hypotension (mmHg)

−0.016

0.074

0.830

BP in supine hypertension (mmHg)

−0.009

0.053

0.875

Constipation

1.464

4.227

0.736