Table 2.

Baseline mean T1 relaxation times prior to CSF-tap test in patients with idiopathic normal pressure hydrocephalus (iNPH) and healthy controls

	T1 (ms)		p-value
	iNPH	Controls
Inferior anterior horn (mean left and right ± SD)	1006.1 ± 93.1	911.4 ± 77.4	0.023
Inferior posterior horn (mean left and right ± SD)	968.6 ± 97.7	884.1 ± 60.5	0.038
Superior anterior horn (mean left and right ± SD)	1022.7 ± 114.3	933 ± 81	0.063
Superior posterior horn (mean left and right ± SD)	982.9 ± 103.1	892.5 ± 68	0.037
Corona radiata (mean left and right ± SD)	1001.8 ± 72.5	924.4 ± 59.4	0.017

iNPH idiopathic normal pressure hydrocephalus, SD standard deviation, CSF cerebrospinal fluid