Inter-rater reliability of the Full Outline of UnResponsiveness score and the Glasgow Coma Scale in critically ill patients: a prospective observational study

Table 4 Weighted kappa values for the interrater agreement for the FOUR score

Rater Pair	n	Total	Eye response	Motor response	Brainstem reflexes	Respiration
Neurologist-Neurologist	100	0.80 ± 0.09	0.85 ± 0.09	0.88 ± 0.09	0.87 ± 0.12	1.0 ± 0.00^†
Neurologist-ICU staff	393	0.66 ± 0.09	0.77 ± 0.09	0.73 ± 0.09	0.71 ± 0.18	0.87 ± 0.08
ICU staff- ICU staff	321	0.63 ± 0.08*	0.85 ± 0.07	0.77 ± 0.09	0.53 ± 0.16*^†	0.87 ± 0.08*
Overall	437	0.68 ± 0.05*	0.82 ± 0.05	0.78 ± 0.05	0.67 ± 0.10	0.90 ± 0.04

Data = weighted kappa ± 95% confidence interval. * P < 0.05 vs. neurologist-neurologist at same component of the score; † P < 0.05 vs. all other components of the FOUR score with the same raters.
FOUR score = Full Outline of UnResponsiveness.

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