Journal of NeuroEngineering and Rehabilitation

Table 5 Results of the statistical analysis on the outcome measures stride length, cadence and total time considering as predictors both the instrumental gait analysis parameters and the scores of clinical scales (model defined in Eq. 2)

From: The effects of cerebrospinal fluid tap-test on idiopathic normal pressure hydrocephalus: an inertial sensors based assessment

	TUG			18 mW
		Value	p-value		Value	p-value
Stride length [cm]	(Intercept)	135.4	0.000	(Intercept)	164.3	0.000
	T72 h	−1.9	0.064	T72 h	2.9	0.071
	v-iNPH vs p-iNPH	−2.0	0.414	v-iNPH vs p-iNPH	−3.1	0.307
	double support duration	−1.6	0.000 ***	double support duration	−1.9	0.000 ***
	n. turning steps	−2.9	0.000 ***	PCI	−0.1	0.035 *
	Tinetti Gait	1.2	0.004 **	Tinetti Gait	2.8	0.000 ***
	Gait Status Scale	−1.0	0.010 **	Gait Status Scale	−2.0	0.004 *
				Tinetti Balance	−1.6	0.043 *
Cadence [strides/min]	(Intercept)	59.5	0.000	(Intercept)	63.4	0.000
	T72 h	3.0	0.000***	T72 h	1.6	0.070
	v-iNPH vs p-iNPH	−0.9	0.670	v-iNPH vs p-iNPH	0.1	0.944
	double support duration	−0.4	0.000 ***	double support duration	−0.4	0.000 ***
	n. turning steps	0.7	0.002 **	PCI	0.1	0.001 ***
	Gait Status Scale	0.6	0.004 **
Total time [s]	(Intercept)	2.5	0.549	(Intercept)	13.9	0.032
	T72 h	−1.6	0.156	T72 h	−1.7	0.446
	v-iNPH vs p-iNPH	0.3	0.757	v-iNPH vs p-iNPH	1.2	0.482
	double support duration	0.7	0.000 ***	double support duration	0.8	0.000 ***
	PCI	0.03	0.000 ***	PCI	0.2	0.000 ***
	Sit-down duration	0.6	0.000 ***	Tinetti Gait	−1.4	0.001 ***
	Tinetti Balance	−0.9	0.000 ***

T72 h post 72 h the CSF tap test;
v-iNPH vs p-iNPH pure iNPH group vs iNPH with vascular encephalopathy comorbidity group
PCI phase coordination index
Significance codes: ‘***’ p < 0.001, ‘**’ p < 0.01, ‘*’ p < 0.05

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ISSN: 1743-0003

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