Establishing the Psychometric Properties of the ICOAP Questionnaire through Intra-Articular Treatment of Osteoarthritic Pain: Implementation for the Greek Version

Table 7

ROC plots, Areas Under the Curves.

Scoring scale	Positive actual state	AUC	Std. error	value	Asymptotic 95% CI
					Lower bound	Upper bound
ICOAP-CP blue line	0	0.762	0.056	0.000	0.653	0.871
ICOAP-IP red line	37.50	0.684	0.096	0.108	0.496	0.872
SF-BP purple line	32	0.647	0.090	0.132	0.470	0.824
SF-PF brown line	35	0.653	0.095	0.156	0.467	0.838

Null hypothesis: true area equal to or greater than 0.5.
Bootstrap results are based on 1000 bootstrap samples.