Long-Term Outcomes of a Multimodal Day-Clinic Treatment for Chronic Pain under the Conditions of Routine Care

Table 3

Results of the multilevel model for discontinuous change with affective pain as outcome .

Parameter	Estimate	SE	df	T-statistic
Intercept (pretreatment)	60.93	1.90	170.14	32.06	<0.001
Change from pretreatment to the end of treatment	−7.88	1.58	159.14	−4.98	<0.001
Change from pretreatment to 1-month follow-up	−12.08	1.96	157.33	−6.17	<0.001
Change from pretreatment to 6-month follow-up	−5.85	2.23	151.13	−2.63	0.010
Change from pretreatment to 1-year follow-up	−7.96	2.30	148.83	−3.46	0.001