Table 2 Fracture localization and AO type according to groups

Vertebra

TH11

1% (n = 1)

–

3% (n = 1)

p = 0.250, φ = 0.22

TH12

22% (n = 17)

16% (n = 7)

30% (n = 10)

L1

60% (n = 46)

66% (n = 29)

52% (n = 17)

L2

17% (n = 13)

18% (n = 8)

15% (n = 5)

AO-type

A3

83% (n = 64)

75% (n = 33)

94% (n = 31)

\({\chi }^{2}\)(1) = 4.820, p = 0.028,

φ = − 0.250

A4

17%

(n = 13)

25% (n = 11)

6% (n = 2)