学校 类型 | 学校数(所) 及其构成比(%) | 监测学生数(人) 及其构成比(%) | 授课 总人天数a | 因病缺勤 | 因流感样症状缺勤 | 因流感样症状缺勤占比(%) | |||||
缺勤人天数及其构成比(%) | 人均天数b | 缺勤率(%)c | 缺勤人天数及其构成比(%) | 人均天数b | 缺勤率(%)c | ||||||
幼儿园 | 486 (56.78) | 134 694 (26.16) | 39 079 110 | 692 411 (75.69) | 5.14 | 1.77 | 103 936 (65.71) | 0.77 | 0.27 | 15.01 | |
小学 | 249 (29.09) | 228 934 (44.47) | 66 292 150 | 188 103 (20.56) | 0.82 | 0.28 | 46 976 (29.70) | 0.21 | 0.07 | 24.97 | |
中学 | 121 (14.14) | 151 192 (29.37) | 43 758 625 | 34 273 (3.75) | 0.23 | 0.08 | 7 259 (4.59) | 0.05 | 0.02 | 21.18 | |
合计 | 856 (100.00) | 514 820 (100.00) | 149 129 885 | 914 787 (100.00) | 1.78 | 0.61 | 158 171 (100.00) | 0.31 | 0.11 | 17.29 | |
注:a. 授课总人天数=监测学生数×应上课天数;b. 人均缺勤天数=缺勤人天数/监测学生数;c. 缺勤率=缺勤人天数/授课总人天数×100% |

Citation: Muwen Liu, Jing Wang, Xuhui Yang and Shujuan Song. Surveillance for school absence due to influenza like illness in children in Hangzhou, Zhejiang, 2018–2020[J]. Disease Surveillance. DOI: 10.3784/j.issn.1003-9961.2020.11.011

2018-2020年浙江省杭州市学生因流感样症状缺勤监测结果分析
English
Surveillance for school absence due to influenza like illness in children in Hangzhou, Zhejiang, 2018–2020
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Key words:
- Symptom surveillance /
- Influenza like illness /
- Absence rate
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表 1 杭州市幼儿园、中小学学校因病缺勤情况
Table 1. School absences due to illness in child care settings, primary and middle schools in Hangzhou
表 2 杭州市各学期学生因流感样症状缺课情况
Table 2. School absences due to ILI in child care settings, primary and middle schools in different semesters in Hangzhou
学校类型 2018年秋季学期 2019年春季学期 2019年秋季学期 缺勤数(人天) 缺勤率(%) 缺勤数(人天) 缺勤率(%) 缺勤数(人天) 缺勤率(%) 幼儿园 41 519 0.30 23 065 0.19 39 352 0.31 小学 8 941 0.04 12 961 0.07 25 074 0.10 中学 1 053 0.01 1 968 0.02 4 238 0.02 合计 51 513 0.11 37 994 0.08 68 664 0.12 表 3 哨点医院各年龄组流感样病例(ILI)与因病缺勤监测的相关系数 [r(P值
)] Table 3. Correlation coefficient of ILI sentinel surveillance data by age group and school absence due to illness surveillance
年龄组(岁) 提前3周 提前2周 提前1周 当周 推后1周 推后2周 全年龄组 0.343(0.014) 0.391(0.003) 0.417(0.001) 0.377(0.004) 0.207(0.122) −0.023(0.868) 0~24 0.415(0.002) 0.426(0.001) 0.466(<0.001) 0.448(<0.001) 0.254(0.057) 0.011(0.935) 5~24 0.352(0.008) 0.387(0.003) 0.433(0.001) 0.459(<0.001) 0.310(0.019) 0.085(0.535) 5~14 0.402(0.002) 0.460(<0.001) 0.528(<0.001) 0.558(<0.001) 0.423(0.001) 0.223(0.099) 表 4 不同地区流感病例数与因流感样症状缺勤数的相关系数
Table 4. Correlation coefficient(r)of reported influenza case numbers and school absences due to ILI in different districts
区(县) 幼托儿童 小学生 中学生 全部学生 r P值 r P值 r P值 r P值 上城 0.502 0.000 0.626 0.000 0.463 0.003 0.676 0.000 下城 0.465 0.000 0.609 0.000 0.558 0.000 0.562 0.000 滨江 0.608 0.000 0.742 0.000 0.506 0.000 0.674 0.000 西湖 0.590 0.000 0.641 0.000 0.590 0.000 0.684 0.000 拱墅 0.464 0.000 0.669 0.000 0.643 0.000 0.595 0.000 江干 0.491 0.000 0.622 0.000 0.693 0.000 0.609 0.000 钱塘 0.616 0.000 0.715 0.000 0.566 0.000 0.722 0.000 萧山 0.660 0.000 0.349 0.008 0.571 0.000 0.647 0.000 余杭a − − 0.244 0.068 0.199 0.137 富阳 0.441 0.002 0.686 0.000 0.512 0.001 0.597 0.000 临安 0.409 0.004 0.579 0.000 0.238 0.156 0.434 0.001 建德 0.602 0.000 0.738 0.000 −0.114 0.624 0.622 0.000 淳安 0.460 0.004 0.732 0.000 0.419 0.030 0.457 0.000 桐庐 0.299 0.024 0.326 0.013 0.584 0.000 0.666 0.000 合计 0.580 0.000 0.729 0.000 0.764 0.000 0.743 0.000 注:a. 余杭区有独立的学校症状监测系统,市级系统的使用率很低,故相关性无统计学意义。 表 5 不同学龄段流感病例数与因流感样症状缺勤的相关系数[r(P值
)] Table 5. Correlation coefficient(r)of reported influenza case numbers and school absences due to ILI in school age groups
学校类型 提前4周 提前3周 提前2周 提前1周 当周 推后1周 推后2周 幼儿园 0.403(0.003) 0.482(<0.001) 0.552(<0.001) 0.613(<0.001) 0.580(<0.001) 0.484(<0.001) 0.338(0.013) 小学 0.333(0.018) 0.513(<0.001) 0.671(<0.001) 0.765(<0.001) 0.729(<0.001) 0.615(<0.001) 0.489(<0.001) 中学 0.170(0.253) 0.389(0.007) 0.544(<0.001) 0.690(<0.001) 0.764(<0.001) 0.755(<0.001) 0.666(<0.001) 合计 0.418(0.002) 0.547(<0.001) 0.668(<0.001) 0.754(<0.001) 0.743(<0.001) 0.643(<0.001) 0.508(<0.001) -