The association of sensory phenotype and concomitant mood, sleep and functional impairment with the outcome of carpal tunnel surgery

Table 6 Correlation of baseline phenotyping parameters with patient reported global rating of change at 6 months

Patient global rating of change (PGRC)
		r =	Sig. (2-tailed)
PAIN PARAMETERS	BPI pain severity score	−.185	.142
	DN4	−.227	.071
	Symptom Severity Score	−.136	.284
	NPSI	−.180	.154
PSYCHOLOGICAL MEASURES	Pain Catastrophizing Scale	−.248	.048
	Depression	−.221	.079
	Anxiety	−.366	.003
SLEEP	Insomnia severity index	−.115	.366
FUNCTION	Functional severity score	−.243	.053
FUNCTION	BPI pain interference scale	−.363	.003

Correlations interpreted as small r = .10 to .29; medium r = .30 to .49; large r = .50 to 1.0
BPI Brief Pain Inventory, NPSI Neuropathic Pain Symptom Inventory, sig statistical significance

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