Patient characteristics depending on each process of care.

Data are presented as % or mean ±SD.Abbrevations: AB, indicates antibiotic; CNS, central nervous system; COPD, chronic obstructive pulmonary disease; M/F, male/female; PSI, pneumonia system index; SEPAR, Sociedad Española de Neumología y Cirugía Torácica; HR = heart rate; NS, not significant; RR, respiratory rate.本数据集的数据以百分比（%）或平均值±标准差（Standard Deviation, SD）形式呈现。缩略语说明如下：AB：抗生素（Antibiotic）；CNS：中枢神经系统（Central Nervous System）；COPD：慢性阻塞性肺疾病（Chronic Obstructive Pulmonary Disease）；M/F：男/女（Male/Female）；PSI：肺炎系统指数（Pneumonia System Index）；SEPAR：西班牙胸科学会（Sociedad Española de Neumología y Cirugía Torácica）；HR：心率（Heart Rate）；NS：无统计学意义（Not Significant）；RR：呼吸频率（Respiratory Rate）