Reliability and validity of a vertical numerical rating scale supplemented with a faces rating scale in measuring fatigue after stroke

Table 4 Sensitivity and Specificity of the NRS-FRS at Test and Retest

Criterion measure	Cut-off score	Test NRS-FRS			Retest NRS-FRS
		Sensitivity, %	Specificity, %	AUC	Sensitivity, %	Specificity, %	AUC
NRS	1	94	79	0.948	92	90	0.931
	2	97	79	0.913	85	75	0.900
	3	96	75	0.907	77	89	0.910
	4	94	82	0.921	73	79	0.859
	5	89	88	0.959	56	90	0.871

ISSN: 1477-7525