Table 4.

Sensitivity and specificity of six scores in predicting prognosis of stroke patients.

Score systems	Score	Sensitivity	Specificity
APACHE II	8	0.808	0.815
	9	0.788	0.898
	10*	0.769	0.917
	11	0.731	0.917
	12	0.917	0.917
APACHE III	24	0.885	0.667
	25	0.885	0.685
	26*	0.865	0.731
	27	0.827	0.759
	28	0.808	0.759
CSS	24	0.769	0.787
	25	0.769	0.796
	26*	0.769	0.833
	27	0.712	0.870
	28	0.692	0.889
NIHSS	12	0.750	0.861
	13	0.712	0.880
	14*	0.692	0.926
	15	0.673	0.935
	16	0.615	0.954
100-ADL	65	0.865	0.574
	70	0.865	0.685
	75	0.846	0.713
	80*	0.808	0.759
	85	0.635	0.926
15-GCS	2	0.692	0.880
	3	0.673	0.898
	4*	0.654	0.926
	5	0.615	0.944
	6	0.558	0.944
	7	0.500	0.944
	8	0.385	0.963

^*The cut-off value of the six score systems.

APACHE II, acute physiology and chronic health evaluation II; APACHE III, acute physiology and chronic health evaluation III; CSS, Chinese Stroke Scale; NIHSS, National Institutes of Health Stroke Score; ADL, activities of daily living; and GCS, Glasgow Coma Scale.