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Table 2: 
Mean and range of DWI ratios, ADC, and ADC ratios, with statistical comparison
Lymphoid LesionOISCellulitis
Lesion-thalamic DWI ratio*†1.01 (0.74–1.45); O, C0.56 (0.43–0.75); L, C0.31 (0.21–0.49); O, L
Lesion-ADC (10−3 mm2/s)*†0.78 (0.71–0.95); O, C1.21 (0.91–1.46); L1.59 (1.15–2.26); L
Lesion-thalamic ADC ratio*†0.98 (0.76–1.31); C1.50 (1.22–1.77)1.95 (1.46–2.89); L
  • Note:—C indicates versus cellulitis; O, versus OIS; L, versus lymphoid lesion; DWI; diffusion-weighted imaging; ADC, apparent diffusion coefficient.
  • * Kruskal-Wallis 1-way analysis of variance of OIS, lymphoid lesion, and cellulitis (P < .05).
  • † Mann-Whitney U test (P < .05).