From: Isolated LOC in head trauma associated with significant injury on brain CT scan
CT positive
CT negative
LOC
15
170
(N = 185)
(8.1%)
(91.9%)
No LOC
4
305
(N = 309)
(1.3%)
(98.7%)
Total
19
475
(N = 494)
(3.8%)
(96.2%)