Decrease of fear avoidance beliefs following person-centered progressive resistance exercise contributes to reduced pain disability in women with fibromyalgia: secondary exploratory analyses from a randomized controlled trial

Table 3 Explanatory models for improvement in pain disability (n = 56)

Explanatory model for change in pain disability	R square	Unstandardized coefficients	P value
		B (Std error)
1 Δ FABQ_physical	0.28	0.52 (0.18)	0.006
2 PDI total		−0.32 (0.11)	0.005
Explanatory model for change in PDI recreation	R square	Unstandardized coefficients	P value
		B (Std error)
1 Δ FABQ_physical	0.32	0.13 (0.04)	0.001
2 PDI recreation		−0.28 (0.12)	0.025
Explanatory model for change in PDI social activity	R square	Unstandardized coefficients	P value
		B (Std error)
1 PDI social	0.30	−0.42 (0.11)	<0.001
2 Δ FABQ_physical		0.10 (0.04)	0.017
Explanatory model for change in PDI occupation	R square	Unstandardized coefficients	P value
		B (Std error)
1 PDI occupation	0.19	−0.38 (0.11)	0.001

Missing values: regression model for change in pain disability (n = 2), regression model for change in pain disability index (PDI) recreation (n = 2), regression model for change in PDI social activity (n = 2), regression model for change in PDI occupation (n = 2). Δ refers to change between post-test and baseline values. FABQ _physical fear avoidance beliefs questionnaire, physical subscale, Std error standard error

ISSN: 1478-6362