现代哮喘治疗指南强调早期诊断和治疗的重要性．该研究的目的是确定肺炎患儿的哮喘远期累积发病率，并论证部分住院肺炎患儿入院时即伴有哮喘，但未得到诊断的假设。 方法研究对象为１９８９～１９９１年间在英国某医院出院诊断为肺炎，年龄 ≤ １６岁的 １３１例患儿，由 ２名 Modern guidelines for asthma treatment emphasize the importance of early diagnosis and treatment. The aim of this study was to determine the long-term cumulative incidence of asthma in children with pneumonia and to demonstrate the hypothesis that some hospitalized children with pneumonia had asthma on admission but were not diagnosed. Methods The subjects were 131 children diagnosed as pneumonia who were discharged from a hospital in England between the years of 1989 and 1991 and whose age was ≤ 16 years old,