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Table 2: Presence of extra-axial hemorrhage following minor head injury^{^a}
Extra-Axial Hemorrhage CT Total
Negative Positive
rMRI 
    Negative 44 5 49
    Positive 3 49 52
    Total 47 54 101
↵a κ measure of agreement, 0.841; P <0 .001; standard error, 0.054; overall percentage agreement, 92%; positive percentage agreement, 91%; negative percentage agreement, 94%.
Extra-Axial Hemorrhage	CT		Total
Extra-Axial Hemorrhage	Negative	Positive	Total
rMRI
Negative	44	5	49
Positive	3	49	52
Total	47	54	101