From: Isolated LOC in head trauma associated with significant injury on brain CT scan
CT positive
CT negative
GCS 15
12
449
(n = 461)
(2.6%)
(97.4%)
GCS < 15
7
26
(n = 33)
(21.2%)
(78.8%)
Total
19
475
(n = 494)
(3.8%)
(96.2%)