Table 5 Comparison of coccygeal morphology between male and female in AIS 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

Male

15/31.9

14/29.8

12/25.5

5/10.6

1/2.1

0.997

0.910

Female

50/34.0

42/28.6

31/21.1

22/15.0

2/1.4