Table 5.

Agreement between raters in their assessments of total pain: kappa statistics for total pain scores within pain categories, and using raw pain scores

Activity	Broad pain categories Cohen’s kappa (κ)	95% CI	Raw total pain scores weighted kappa (κw)	95% CI
Rest	1.0	Not applicable	0.72	0.58–0.86
Movement	0.59	0.27–0.91	0.69	0.50–0.87

Note: The figures are based on the 19 pairs of measurements with movement and 19 pairs without (ie, at rest).