Are religious beliefs and practices of Buddhism associated with disability and salivary cortisol in office workers with chronic low back pain?

Table 3 Hierarchical regression analysis predicting physiological stress

		R ²	R ² increment for block	Standard β	F increment
Step 1	Potential confounders	.19			5.50**
	Gender			.24*
	Age			.21*
	Education			.22*
	Depression			.27**
Step 2	Religious beliefs and practices of Buddhism	.25	.06**		7.34**
Step 2	Total scale			-.25**

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