When being admitted to hospital, serum ALT and (or) AST levels were elevated in 37.7% SARS patients. Some of them (43.1%) were mild, and most of them (56.9%) were moderate.

• 37.；7%25的SARS患者入院时丙氨酸氨基转移酶(ALT)或/和天门冬氨酸氨基转移酶(AST)升高；其中43