[Estimation of hospitalization rate of associated community-acquired pneumonia in children under 5 years in Suzhou, 2010-2014].

To estimate the hospitalization rate of () associated community-acquired pneumonia in children under 5 years in Suzhou. From 2010 to 2014, medical records and bacteriology results of children under 5 years hospitalized with community-acquired pneumonia in Children's Hospital of Soochow University were collected, retrospectively. Detection rate of was describe. The hospitalization rate of associated community-acquired pneumonia was estimated using the number of local children in urban area of Suzhou, which was obtained from the immunization platform of Suzhou Center for Disease Prevention and Control. A total of 28 043 hospitalized pneumonia cases were included from 2010 to 2014, in which 19 526 (69.63%) had bacteriological examination. The overall detection rate of was 11.06% (2 160/19 526), and children aged 12-23 months had the highest positive rate (14.29%, 550/3 850), and the rate was higher during winter-spring than during summer-autumn (=455.11,<0.01). The average hospitalization rate of associated pneumonia in children under 5 years was 760.36/100 000 (95%: 733.70/100 000-787.01/100 000), which was higher in winter and spring (898.79/100 000 and 1 249.52/100 000) than in summer and autumn (514.35/100 000 and 359.04/100 000), and the hospitalization rate was higher in boys (942.12/100 000) than in girls (563.76/100 000), the differences were all significant (<0.01). The highest hospitalization rate was observed in children aged 1-5 months (2 478.31/100 000) and the hospitalization rate decreased with age (=2 129.80, <0.01). There was a considerable burden of associated community-acquired pneumonia in children under 5 years in Suzhou, especially in children under 6 months.