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Table 2: Multiple comparisons with use of Bonferroni test for DCE-MR imaging indices and serum MMP-9 expression
Variable Group A vs Group B Mean Difference 95% CI P Value
A B Lower Bound Upper Bound
rCBF Colloidal Calcified 2.25 1.40 3.10 <.001
Gran Nod Calcified 1.74 0.89 2.59 <.001
rCBV Colloidal Gran Nod 0.97 0.018 1.93 .045
Colloidal Calcified 1.67 0.74 2.65 <.001
k_ep Colloidal Gran Nod 0.49 0.17 0.80 .001
Colloidal Calcified 0.82 0.51 1.13 <.001
Gran Nod Calcified 0.33 0.02 0.65 .034
K^trans Colloidal Calcified 0.14 0.07 0.20 <.001
Gran Nod Calcified 0.08 0.014 0.14 .012
v_e Colloidal Calcified 0.07 0.017 0.13 .006
Gran Nod Calcified 0.06 0.001 0.11 .044
MMP-9 Colloidal Gran Nod 227.14 25.6 428.63 .022
Colloidal Calcified 582.13 380.64 783.62 <.001
Gran Nod Calcified 354.98 153.49 556.47 <.001
Note:—Grand Nod indicates granular-nodular; CI, confidence interval.