Assessment of Lumbar Lordosis Distribution with a Novel Mathematical Approach and Its Adaptation for Lumbar Intervertebral Disc Degeneration

Table 2

Correlation values among parameters.

Variables	Spearman correlations
	Cobb-angle	Rho-angle	Digression (%)	A1	A2	A3	A4	A5	A6
Cobb-angle	1.0000
Rho-angle	0.9374	1.0000
Digression %	−0.1817	−0.3153	1.0000
A1	0.2717	0.3398	−0.6051	1.0000
A2	0.3484	0.4457	−0.7130	0.7106	1.0000
A3	0.4748	0.5722	−0.6898	0.7293	0.7862	1.0000
A4	−0.0785	−0.1571	0.5859	−0.5700	−0.6027	−0.3497	1.0000
A5	−0.4254	−0.5298	0.6742	−0.8252	−0.8318	−0.9537	0.3673	1.0000
A6	−0.4302	−0.4898	0.4868	−0.6297	−0.7623	−0.8397	0.1356	0.8523	1.0000

Notes. The correlation matrix is symmetrical to the main diagonal, so it is sufficient to display the values of the lower triangle. Correlations are significant at .