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

Table 6

Results of the multilevel model for discontinuous change with anxiety as outcome (N = 182).

Parameter	Estimate	SE	df	T-statistic
Intercept (pretreatment)	10.52	0.31	181.62	33.52	<0.001
Change from pretreatment to the end of treatment	−1.69	0.24	174.40	−6.98	<0.001
Change from pretreatment to 1-month follow-up	−1.73	0.26	171.19	−6.60	<0.001
Change from pretreatment to 6-month follow-up	−0.92	0.32	155.92	−2.91	0.004
Change from pretreatment to 1-year follow-up	−0.94	0.30	151.28	−3.09	0.002