A randomized clinical trial using an educational intervention demonstrated no effect on interobserver agreement on assessments of functional status

Table 2 Kappa (κ) and its 95% confidence limits and the proportion observed agreement as measures of agreement between multiple raters about Belgian Evaluation Scale assessments and AGGIR assessments

Assessment instrument	Study condition	First assessment		Second assessment
		κ (95% CI)	Proportion observed agreement	κ (95% CI)	Proportion observed agreement
BES	Intervention group	0.43 (0.35-0.51)	0.61	0.48 (0.41-0.57)	0.65
	Control group	0.48 (0.39-0.57)	0.65	0.58 (0.50-0.66)	0.71
AGGIR	Intervention group	0.55 (0.50-0.60)	0.61	0.58 (0.54-0.63)	0.64
	Control group	0.53 (0.49-0.58)	0.59	0.54 (0.50-0.58)	0.59

The number of assessors was 6 per study condition and the number of assessed nursing home residents was 34.

ISSN: 2049-3258