. Author manuscript; available in PMC: 2017 Oct 15.

Published in final edited form as: Spine (Phila Pa 1976). 2016 Oct 15;41(20):1621–1627. doi: 10.1097/BRS.0000000000001563

Table 4.

Path coefficients of stepwise structural model analysis

	Model 1 Oswestry Disability	Model 2 Oswestry Disability	Model 3 Oswestry Disability
Control variables
Age	.05^a	.04^a	.04^a
Gender (Female)	.12^b	.11^b	.13^c
BMI	.15^b	.11^a	.08^a
Full-time work status (employment)	−.40^d	−.34^d	−.12^b
Work style (sedentary)	−.07^a	−.06^a	−.01^a
Low back pain current in months	−.07^a	−.04^a	−.06^a
Low back pain initial in months	.02^a	.05^a	.06^a
Pain frequency (intermittent and constant)	.14^b	.04^a	.04^a
Pain description (dull, sharp, or both)	.13^b	.08^a	.04^a
Pain location (1=low back only, 2= buttock and thigh, 3=distal to knee)	.11^a	.05^a	−.06^a
Main effects
Visual analogue scale		.33^d	.38^d
DBI			.21^d
BAI			.05^a
FABQ			.29^d
Interaction effects
Full-time work status*Visual analogue scale			.17^b
R²	.39	.46	.62

Notes:

Not Significant;

P<0.05;

P<0.01;

P<0.001.