Quality of life and treatment satisfaction with pharmacological interventions in Chinese adults with chronic pain due to osteoarthritis

Table 6 The association between BPI and TSQM

TSQM per BPI	Parameter estimate^a	95% CI	P value	Parameter estimate^b	95% CI	P value
TSQM- Effectiveness	−2.64	(− 3.33, − 1.94)	< 0.0001	− 2.75	(− 3.46, − 2.04)	< 0.0001
TSQM- Side effect	−0.59	(− 1.14, − 0.03)	0.0381	−0.65	(− 1.22, − 0.08)	0.0254
TSQM-Convenience	−1.42	(− 1.94, − 0.90)	< 0.0001	−1.31	(− 1.84, − 0.77)	< 0.0001
TSQM- Global satisfaction	−1.08	(− 1.86, − 0.29)	0.0073	−1.25	(− 2.05, − 0.45)	0.0022

^aAdjusted for age. ^bAdjusted for age, sex, BMI, number of pain sites, and comorbidity. BMI body mass index, BPI Brief Pain Inventory, CI confidence interval, TSQM Treatment Satisfaction Questionnaire for Medication

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