From: Isolated LOC in head trauma associated with significant injury on brain CT scan
CT positive
CT negative
GCS < 15 and/or LOC
17
182
(n = 199)
(8.5%)
(91.5%)
GCS 15 and/or no LOC
2
293
(n = 295)
(0.7%)
99.3%
Total
19
475
(n = 494)
(3.8%)
(96.2%)