Prognostic ability of the German version of the STarT Back tool: analysis of 12-month follow-up data from a randomized controlled trial

Table 3 Post hoc Tukey analyses disability and pain intensity at 12 months

	Mean (SD)	Mean Difference	p
CPGS-DS at 12 months/ STarT group
Low-Risk	24.10 (20.06)	21.86	< 0.001
Medium-Risk	45.96 (22.72)	21.86	< 0.001
Medium-Risk	45.96 (22.72)	17.10	0.002
High-Risk	63.06 (19.83)	17.10	0.002
Low-Risk	24.10 (20.06)	38.96	< 0.001
High-Risk	63.06 (19.83)	38.96	< 0.001
Pain intensity at 12 months/ STarT group
Low-Risk	35.21 (19.06)	19.74	< 0.001
Medium-Risk	54.95 (16.07)	19.74	< 0.001
Medium-Risk	54.95 (16.07)	12.41	0.012
High-Risk	67.36 (16.59)	12.41	0.012
Low-Risk	35.21 (19.06)	32.15	< 0.001
High-Risk	67.36 (16.59)	32.15	< 0.001

CPGS Chronic Pain Grade Scale, DS disability score, STarT Subgroups for Targeted Treatment Back Tool
n = 243

ISSN: 1471-2474