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. 2015 Apr;36(4):638–645. doi: 10.3174/ajnr.A4186

Fig 4.

Fig 4.

Artifactual effect of truncation on Tmax lesion volumes. Volumes of tissue with calculated Tmax values of >6 seconds averaged across all patients, for scan durations ranging from 39.5 to 110 seconds after contrast injection. The curves in each graph were fitted by logarithmic regression, which showed a significant (P < .001) reduction in both sTmax and oTmax with decreasing scan duration.