过去住院次数
number of previous hospitalizations
首次住院
first hospitalization
fist－hospitalized－patient
first-episode
危重病人住院分布
Hospitalization distribution of critical cases
医院住院病人效率
Hospital Inpatient efficiency
A类私人住宅
private domestic--Class A
B类私人住宅
private domestic--Class B
C类私人住宅
private domestic--Class C
D类私人住宅
private domestic--Class D
E类私人住宅
private domestic--Class E