The researchers therefore examined the safety and efficacy using procalcitonin to guide patient treatment compared with standard antibiotic therapy in 208 patients presenting with COPD exacerbations.

• 研究者们因此检查了使用原降钙素的安全性和有效性来指导病人同208个使用标准剂量抗生素的慢性阻塞性肺病加重病人相比较。