Investigation for Factors Affecting Body Perception Disturbance in Patients with Low Back Pain by Mechanism-Based Classification of Pain: A Cross-Sectional Study

Table 7

The result of multiple regression analysis for FreBAQ.

Variable	β	Single correlation	values
CSI-9	0.409	0.467	≤0.001
RDQ	0.188	0.188	0.059
VAS	0.103	0.103	0.272
Disease duration	0.035	0.035	0.692
BMI	−0.038	−0.06	0.676
Age	−0.06	−0.006	0.515
Gender	−0.104	−0.104	0.271
R^2	0.280^∗

CSI-9: central sensitization inventory-9; RDQ: roland-morris disability questionnaire; VAS: visual analogue scale; BMI: body mass index. : Statistically significant.