Exploring the Causes of Neck Pain and Disability as Perceived by Those Who Experience the Condition: A Mixed-Methods Study

Table 2

Results of multiple linear regression analysis by subtheme.

	Total sample			Posture and Movement			Emotional			Predisposition			Structure and Mechanism
	(𝑁=118)			(𝑁=82)			(𝑁=35)			(𝑁=38)			(𝑁=47)
	𝐵	Std. 𝛽	%	𝐵	Std. 𝛽	%	𝐵	Std. 𝛽	%	𝐵	Std. 𝛽	%	𝐵	Std. 𝛽	%
P4	1.72	0.43	48.4%	1.64	0.45	45.4%	0.98	0.22	5.8%	1.73	0.50	12.7%	2.47	0.61	46.7%
TSK
PCS	0.18	0.25	9.9%	0.16	0.26	7.5%				0.30	0.42	41.8%	0.31	0.38	14.8%
HADSd	0.46	0.25	2.4%				0.74	0.42	67.2%
HADSa				0.48	0.24	3.3%	0.54	0.25	4.3%
CROMrest	0.83	0.19	4.7%	1.29	0.31	6.2%	1.46	0.35	6.0%
TA.PPT							−0.37	−0.22	3.4%
UFT.PPT	−0.45	−0.22	3.8%	−0.39	−0.20	3.2%				−0.43	−0.26	5.9%
% Variance	69.2%			65.5%			86.6%			60.4%			61.5%

B: unstandardized beta; std. β: standardized beta; %: percent variance explained. Dependent variable is Neck Disability Index for all analyses.