Total number	161 (100%)
Mortality	69 (42.9%)
Over all 6 months survival 1-year survival 3-year survival 5-year survival 7-year survival	109(67.7%) 102 (63.4%) 95 (59%) 94 (58.4%) 92(57.1%)
Survival per months((MeanąSD)( Range)	25.6ą 25.6(0-120)