Compensatory classification in spine sagittal malalignment with lumbar degeneration

Table 2 Pearson correlation analysis for symptom-related indexes and patient characteristics

		ODI	Lumbar VAS	Leg VAS
Age	Pearson coefficient	0.158	0.121	0.147
Age	P	0.044	0.124	0.062
PI	Pearson coefficient	-0.089	-0.001	-0.153
PI	P	0.261	0.988	0.052
PT	Pearson coefficient	0.089	0.124	-0.004
PT	P	0.260	0.116	0.960
SS	Pearson coefficient	-0.184	-0.129	-0.154
SS	P	0.019	0.102	0.051
LL	Pearson coefficient	-0.371	-0.373	-0.166
LL	P	< 0.001	< 0.001	0.034
TLK	Pearson coefficient	0.038	0.018	-0.138
TLK	P	0.629	0.818	0.080
TK	Pearson coefficient	0.191	0.243	0.095
TK	P	0.015	0.002	0.227
C7S	Pearson coefficient	0.062	0.056	0.002
C7S	P	0.435	0.481	0.984
C7-SVA	Pearson coefficient	0.379	0.393	0.135
C7-SVA	P	< 0.001	< 0.001	0.086
SRS-Schwab classification	Pearson coefficient	0.405	0.366	0.060
SRS-Schwab classification	P	< 0.001	< 0.001	0.447
Compensatory classification	Pearson coefficient	0.626	0.603	0.021
Compensatory classification	P	< 0.001	< 0.001	0.789

*, P < 0.05; **, P < 0.01
PT: pelvic tilt; SS: sacral slope; PI: pelvic incidence; TK: thoracic kyphosis; LL: lumbar lordosis; C7S: C7 slope; TLK: thoracolumbar kyphosis; C7-SVA: C7 sagittal vertical axis; ODI: Oswestry Disability Index; VAS: visual analog scale

ISSN: 1471-2474