Demographic characteristics and clinical information of TBI surgery patients with and without pre-existing E SRD from 2000 to 2007 in Taiwan.

*p-values were derived from the Student t test for continuous variables and chi-square test for categorical variables.ESRD: end-stage renal disease; SD: standard deviation; IQR: interquartile range; ICU: Intensive Care Unit.

P值由针对连续型变量的学生t检验（Student t test）以及针对分类变量的卡方检验（chi-square test）计算得到。ESRD：终末期肾病（end-stage renal disease）；SD：标准差（standard deviation）；IQR：四分位数间距（interquartile range）；ICU：重症监护病房（Intensive Care Unit）。