Results 12 of these patients were dead of haemorrhage in digestive canal.2 of them died of perforation of alimentary tract.5 of them died of other causations and 6 were survived.

• 结果因消化道大出血直接导致死亡12例,出血控制后感染加重死亡5例,溃疡穿孔导致死亡2例,治愈生存6例。