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Table 1: Presence of a positive image finding following minor head injury^{^a}
Positive Scan Findings CT Total
Negative Positive
rMRI 
    Negative 22 10 32
    Positive 1 68 69
    Total 23 78 101
↵a κ measure of agreement, 0.728; P < .001; standard error, 0.075; overall percentage agreement, 92%; positive percentage agreement, 91%; negative percentage agreement, 94%.
Positive Scan Findings	CT		Total
Positive Scan Findings	Negative	Positive	Total
rMRI
Negative	22	10	32
Positive	1	68	69
Total	23	78	101