The results show that gender, age, and disease pattern are the risk factors of post-discharging readmission to ICUs.Male and aged 65 years old and upper take the majority of these patients.

• 研究结果显示，出院后重返加护病房的危险因子，在人口性别分布以男性居多、在年龄分布则以65岁以上的老人族群居多。