Table 1.

Demographic data of analyzed patients.

	OAC/PAI	nAP	p-Value
Number (n)	109	145
Male % (n)	66.1 (72)	61.4 (89)	0.444
Age (years ± SD)	78.3 ± 6.9	74.9 ± 7.1	0.000 *
ISS (Ø ± SD)	29.0 ± 15.4	29.1 ± 14.2	0.971
Head AIS ≥ 3% (n)	81.7 (89)	63.4 (92)	0.003 *
Average AIS Head	3.7 ± 1.6	2.8 ± 1.9	0.000 *

* significant. Ø means average.