或许这是幻觉，对！是幻觉！
【Abstract】 Objective：To investigate the level and influencing factors of uncertainty in illness among preoperative patients with total hip arthroplasty（THA）.Method：Totally 100 patients with THA were investigated by a self-designed demographic questionnaire，Mishel uncertainty in illness scale （MUIS）， social support scale rating scale and Connor-Davidson resilience scale in the preoperative 1 sult：The total score of MUIS was （102.01±14.35） and it is at the middle level，the average score of item in unpredictability dimension was the highest， and the score in plexity dimension was the lowest. Multiple stepwise regression showed the influencing factors of uncertainty in illness were educational level， family economic burden， social support and nclusion：Uncertainty in illness is at a middle level of preoperative patients with THA，which is influenced by individual factors， nurses should give nursing intervention to reduce their uncertainty in illness.
16、坚强，就是擦干眼泪后微笑着面对以后的生活，抬起脚，勇敢的继续前行。