Table 2.

Change from Baseline to Week 36	MI	AC	p-value
Improvement in SF36 physical function
Opioid users	10.25 (1.94)	7.00 (1.87)	0.234
Opioid non-users	14.47 (1.23)	9.66 (1.22)	0.006*
Reduction in BPI pain severity
Opioid users	-0.80 (0.17)	-0.76 (0.16)	0.930
Opioid non-users	-1.49 (0.12)	-0.98 (0.12)	0.004*
Improvement in global FM severity (FIQ total)
Opioid users	-9.60 (1.71)	-9.49 (1.66)	0.963
Opioid non-users	-15.47 (1.21)	-11.85 (1.20)	0.036*
Increase in light-moderate physical activity#
Opioid users	3.64 (0.84)	3.26 (0.82)	0.746
Opioid non-users	4.68 (0.52)	3.01 (0.51)	0.023*

Values are means (standard errors) adjusted for baseline outcome and body mass index

^*P<0.05; Analyses included subjects (N=198, 92% of 216) with 6-month follow-up data.

^#Number of hours per week

MI=motivational interviewing, AC=Attention control