Table 6.

Predictive values of PALS score and PALS grade.

	Cut-off	Sensitivity (%)	Specificity (%)	Positive predictive value (%)	Negative predictive value (%)
PALS score	0	100.0	7.2	42.1	100.0
	1	100.0	23.8	46.9	100.0
	2	95.9	45.3	54.2	94.3
	3	75.4	68.5	61.7	80.5
	4	60.7	84.0	71.8	76.0
	5	35.3	95.6	84.3	68.7
	6	11.5	99.5	93.3	62.5
	7	4.9	100.0	100.0	60.9
	8	0.8	100.0	100.0	59.9
	9	0.0	100.0	–	59.7
PALS grade	I	95.9	45.3	54.2	94.3
	II	35.25	95.6	84.3	68.7
	III	0.0	100.0	–	59.7

PALS score, predictive score of short-term prognosis for patients treated with artificial liver support system therapy, PALS grade grade of PLAS score.