Table 3

Correlation analysis of buckling with age at different levels. Only C7-T1 level had correlation of ligamentum flavum buckling with age.

Age	C2-C3	C3-C4	C4-C5	C5-C6	C6-C7	C7-T1
Pearson correlation	0.001	0.054	0.041	−0.129	−0.079	0.187^a
P value	0.986	0.487	0.594	0.095	0.310	0.015

aCorrelation is significant at the 0.05 level (2 tailed).