Demographic and medical characteristics of study population.

*p-value ≤0.05; aempty cells appear because survivors without burn injury do not have total body surface area burned, hospital length of stay, ICU stay, inpatient rehabilitation stay or outpatient rehabilitation therapy data.

*P值≤0.05；出现空单元格的原因在于，未发生烧伤的幸存者无烧伤总体表面积、住院时长、重症监护室（ICU）停留时长、住院康复时长及门诊康复治疗相关数据。