Table 1.

Spearman’s rank correlation of ADC and FA values between NAQ1 and NAQ5, and between dDLR-NAQ1 and NAQ5

	ADC		FA
	ρ	P	ρ	P
Corpus callosum
NAQ1 vs. NAQ5	0.66	< 0.001	0.81	< 0.001
dDLR-NAQ1 vs. NAQ5	0.77	< 0.001	0.84	< 0.001
Deep WM
NAQ1 vs. NAQ5	0.69	< 0.001	0.94	< 0.001
dDLR-NAQ1 vs. NAQ5	0.76	< 0.001	0.95	< 0.001
Periventricular WM
NAQ1 vs. NAQ5	0.88	< 0.001	0.93	< 0.001
dDLR-NAQ1 vs. NAQ5	0.88	< 0.001	0.94	< 0.001
Deep GM
NAQ1 vs. NAQ5	0.75	< 0.001	0.23	0.15
dDLR-NAQ1 vs. NAQ5	0.78	< 0.001	0.38	0.016
Cortical GM
NAQ1 vs. NAQ5	0.82	< 0.001	0.79	< 0.001
dDLR-NAQ1 vs. NAQ5	0.78	< 0.001	0.74	< 0.001

ADC, apparent diffusion coefficient; dDLR, denoising approach with deep learning-based reconstruction; FA, fractional anisotropy; GM, gray matter; NAQ, number of image acquisitions; WM, white matter.