Area | Resident populationb
N (%) | Enrolled ILI casesc
N (%) |
---|
Municipal districta
| 90,756 (43.4) | 3,173 (84.9) |
Counties | 118,520 (56.6) | 458 (12.2) |
Wujiang | 25,082 (12.0) | 232 (6.2) |
Kunshan | 23,503 (11.2) | 165 (4.4) |
Changshu | 29,222 (14.0) | 31 (0.8) |
Zhangjiagang | 28,178 (13.5) | 23 (0.6) |
Taicang | 12,535 (6.0) | 7 (0.2) |
Outside Suzhou | - | 108 (2.9) |
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aMunicipal district comprises Gusu district, New and High-tech district, Wuzhong district, Xiangcheng district and Industrial Park (Fig. 1)
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bResident population (refers to people living in Suzhou for more than 6 months) was obtained from the Suzhou immunization platform in 2010, which covered at least 95 % of the population of children in Suzhou
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cData from influenza surveillance for ILI in children <5 years old at Suzhou Children’s Hospital during 2011–2014