The greatest risk came from TRIP, which correlated with a fourfold increased risk of an upper GI event, according to the study to be presented Tuesday at Digestive Disease Week 2009 in Chicago.

• 星期二在芝加哥举办的2009消化系统疾病周上发表的研究显示TRIP最易导致上消化道病变，其病变发生几率比不用药者高四倍。