Determination of the upper cut-off values of serum alanine aminotransferase and aspartate aminotransferase in Chinese

Table 3 Upper normal limits of the levels of serum alanine aminotransferase and aspartate aminotransferase

Gender		Area	SE	P	Sensitivity	Specificity	Upper normal limit
Men	ALT	0.94	0.01	< 0.05	0.89	0.86	22.15
	AST	0.80	0.01	< 0.05	0.85	0.81	25.35
Women	ALT	0.90	0.006	< 0.05	0.90	0.82	22.40
	AST	0.84	0.008	< 0.05	0.85	0.80	24.25

ALT: Alanine aminotransferase; AST: Aspartate aminotransferase.