Table 3:

Number of patients showing SPECT- and CT-positive findings compared to duration of injury

Duration between Head Injury and SPECT Imaging
<24 h24–48 h48–72 h
No. of patients302636
SPECT+171625
CT+ (all patients were imaged within 12 h of injury)10714

  • Note.— SPECT indicates single-photon emission computed tomography.