Table 13 Levels Of Consciousness In Relation To Head Injury Criteria

Head Injury Criteria

AIS Code

Level Of Brain Concussion And Head Injury

135 519

1

Headache or dizziness

520 899

2

Unconscious less than 1 hour linear fracture

900 1254

3

Unconscious 1 6 hours depressed fracture

1255 1574

4

Unconscious 6 24 hours open fracture

1575 1859

5

Unconscious greater than 25 hours large haematoma

> 1860

6

Non survivable