The Verbal Rating Scale Is Reliable for Assessment of Postoperative Pain in Hip Fracture Patients

Table 5

Agreement between paired VRS scores at rest, quantified by weighted kappa ().

	Paired VRS	Agreement %	Expected agreement %		(95% CI)
All patients; (sOMC 0–28)	VRS at rest	94%	74%	0.75	(0.65–0.85)
sOMC 0–7	VRS at rest	94%	65%	0.83	(0.50–1.15)
sOMC 8–17	VRS at rest	92%	67%	0.76	(0.53–0.99)
sOMC 18–28	VRS at rest	91%	66%	0.72	(0.60–0.85)