Table 3.

Change in BPI Scores (scale of 0 to 10) in Responders and Nonresponders at 2 Months

Domain/Item	Responders				Nonresponders				P
	No.	Mean	SD	95% CI	No.	Mean	SD	95% CI
General activity	224	−2.8	3.2	−3.18 to −2.33	236	−0.3	3.2	−0.7 to 0.12	< .001
Mood	224	−2.3	3.1	−2.73 to −1.91	233	−0.3	3.4	−0.78 to 0.09	< .001
Walking ability	222	−2.2	3.6	−2.64 to −1.7	235	−0.1	3.3	−0.57 to 0.27	< .001
Normal work	224	−2.3	3.5	−2.8 to −1.87	231	−0.3	3.3	−0.74 to 0.12	< .001
Relations with other people	224	−1.6	2.8	−1.93 to −1.2	234	0.2	3.5	−0.25 to 0.64	< .001
Sleep	225	−2.1	3.1	−2.51 to −1.7	236	−0.8	3.5	−1.26 to −0.36	< .001
Enjoyment of life	222	−2.1	3.2	−2.48 to −1.64	231	−0.2	3.6	−0.66 to 0.27	< .001

Abbreviations: BPI, Brief Pain Inventory; SD, standard deviation.