Table 6 Comparison of coccygeal morphology between male individuals in the AIS group and the normal group (cases/%).

From: Imaging study of coccygeal morphology in adolescent idiopathic scoliosis

Ā 

Type I

Type II

Type III

Type IV

Type V

χ2

P

Normal group

62/56.9

19/17.4

17/15.6

7/6.4

4/3.7

9.263

0.055

AIS group

15/31.9

14/29.8

12/25.5

5/10.6

1/2.1