The correlations between the anchor density and the curve correction of adolescent idiopathic scoliosis surgery

Table 2 Correlation coefficient between anchor density and all correction parameters

Parameters	All (N=127)		Lenke 1 (N=59)		Major MT (Lenke 1-3)(N=90)		Lenke 5 (N=22)		Major TL/L (Lenke 5,6)(N=31)		Double T&L (Lenke 3,4,6) (N=27)
Parameters	r	p	r	p	r	p	r	p	r	p	r	p
Correction rate	-0.01	0.88	-0.04	0.76	-0.06	0.59	-0.35	0.11	-0.19	0.32	-0.30	0.12
Correction index	-0.04	0.63	-0.04	0.75	-0.01	0.97	-0.26	0.24	-0.07	0.71	-0.02	0.92
TK correction	0.27	0.002	0.31	0.02	0.27	0.01	0.40	0.06	0.33	0.07	0.12	0.56
LL correction	-0.07	0.45	-0.08	0.56	-0.11	0.32	0.16	0.47	0.06	0.74	-0.22	0.27
AVR correction	0.03	0.75	-0.24	0.07	-0.14	0.18	0.16	0.48	0.09	0.62	-0.14	0.47
AVT correction	0.01	0.90	-0.12	0.37	-0.15	0.15	0.43	0.03	0.31	0.10	-0.02	0.90

Major MT major main thoracic, Major TL/L major thoracolumbar/lumbar, Double T&L double thoracic and lumbar; r Pearson’s correlation coefficient; p p value
TK thoracic kyphosis, LL lumbar lordosis, AVR apical vertebral rotation, AVT apical vertebral translation

ISSN: 1471-2474