| 1. | Ten risk factors for survival were analysed by multiple logistic regression analysis in this study : patient ' s age , smoking or not , degree of amputation , mechanical type of injury , amputated level , number of venous anastomosis , number of arterial anastomosis , using vessel graft for artery or not , using vein graft for vein or not , and ischemia time 我们利用多变项的罗吉斯回归分析法来分析年龄、有无吸烟、断指的严重程度、断指的伤害型态、断指的发生部位、动脉的吻合数目、静脉的吻合数目、有无使用血管植瓣、缺血时间等危险因子对存活率的影响。 |