Table 1.

Patient characteristics

	Monosegmental ACR	Bisegmental ACR	P value
n	18	19
Age (years)	44.6 ± 7.8	49.9 ± 11.1	0.10
Male sex	10	10	0.99
Mechanism of injury
Sports accident	10	6	0.15
Fall from height	7	7
Traffic accident	1	2
Other	0	4
Level of fracture
T11	0	1	0.21
T12	4	8
L1	12	10
L2	2	0
AOSpine type
Type A	14	11	0.26
Type B	4	6
Type C	0	2
AOSpine VB
A3	6 (33%)	1 (5%)	0.042
A4	12 (67%)	18 (95%)
Magerl VB
A3.1	6 (33%)	1 (5%)	0.002
A3.2	9 (50%)	4 (21%)
A3.3	3 (17%)	14 (74%)
Extent of VB comminution
Upper third involved	1 (5.6%)	1 (5.3%)	0.002
Upper two-third involved	14 (77.8%)	4 (31.6%)
All three thirds involved	3 (16.7%)	14 (63.2%)

Bold values indicate P < 0.05

ACR anterior column reconstruction, AOSpine type injury type according to the AOSpine Thoracolumbar Spine Injury Classification System, AOSpine VB vertebral body (VB) fracture classified according to the AOSpine Thoracolumbar Spine Injury Classification System, Magerl VB vertebral body (VB) fracture classified according to the Magerl classification system