Freezing of gait in idiopathic normal pressure hydrocephalus

Table 3 Medians of CSF biomarkers in patients with and without FoG.

	Total sample	Patients without FoG	Patients with FoG	p-value
Beta-Amyloid_1 − 42	419 (323–556) (n = 124)	430 (319–562) (n = 102)	387 (331–490) (n = 22)	0.811^a
Tau	202 (158–286) (n = 125)	202 (158–286) (n = 103)	208 (160–302) (n = 22)	0.946^b
Phospho-Tau	30 (24-40) (n = 121)	30 (24-40) (n = 101)	32 (27-38) (n = 20)	0.842^b

Values indicate median (interquartile range). P-value representing significance in the difference between patients with and without FoG for each variable
Abbreviations: ^a= Independent two-tailed t-test, ^b=Independent-samples Mann-Whitney U test, FoG = Freezing of gait, n = sample size

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