Fig. 3: Spearman correlation coefficients between cognitive tests and outcomes from brain MRI, NeurEx features, smartphone tapping test, and age (HV = 12; MS = 112). | npj Digital Medicine

Fig. 3: Spearman correlation coefficients between cognitive tests and outcomes from brain MRI, NeurEx features, smartphone tapping test, and age (HV = 12; MS = 112).

From: Smartphone-based symbol-digit modalities test reliably captures brain damage in multiple sclerosis

Fig. 3

p-values in the matrix are indicated as followed: *p < 0.01, **p < 0.001, ***p < 0.0001. Smartphone and written SDMT show evidence of correlation to the same set of features. PASAT-3 correlates with NeurEx cognitive and brainstem functions but does not correlate with volumetric MRI features.

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