月份 | 不同亚型和系的流感病例数(例)和构成比(%) | |||
A(H1)亚型 | A(H3)亚型 | B-V系 | B-Y系 | |
10 | 108(10.82) | 736(73.75) | 80(8.02) | 74(7.41) |
11 | 181(12.41) | 833(57.09) | 273(18.71) | 172(11.79) |
12 | 505(14.47) | 1765(50.57) | 732(20.98) | 488(13.98) |
1 | 2218(44.40) | 1391(27.85) | 247(4.95) | 1139(22.80) |
2 | 1 931(47.98) | 796(19.78) | 329(8.17) | 969(24.07) |
3 | 960(30.05) | 640(20.03) | 905(28.32) | 690(21.60) |
4 | 341(15.83) | 348(16.16) | 1191(55.29) | 274(12.72) |
5 | 215(18.86) | 128(11.23) | 699(61.31) | 98(8.60) |
6 | 141(19.56) | 180(24.96) | 314(43.55) | 86(11.93) |
7 | 82(6.84) | 946(78.90) | 135(11.26) | 36(3.00) |
8 | 67(3.26) | 1 826(88.90) | 127(6.18) | 34(1.66) |
9 | 92(6.12) | 1293(85.97) | 76(5.05) | 43(2.86) |
合计 | 6841(25.40) | 10882(40.40) | 5108(18.97) | 4103(15.23) |

Citation: Junjie Fu, Qigang Dai and Xiang Huo. Epidemiological characteristics of influenza viruses at subtypes/lineages level in Jiangsu, 2011–2019[J]. Disease Surveillance. DOI: 10.3784/j.issn.1003-9961.2020.11.008

2011-2019年江苏省不同型别流感病毒流行特征差异分析
English
Epidemiological characteristics of influenza viruses at subtypes/lineages level in Jiangsu, 2011–2019
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Key words:
- Influenza /
- Subtype /
- Lineage /
- Seasonality /
- Infection risk
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[1]
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表 1 2011-2019年江苏省各月流感病例亚型和系的分布
Table 1. Monthly distribution of subtypes/lineages of influenza viruses in Jiangsu, 2011–2019
表 2 2011-2019年江苏省不同地区流感病例亚型和系的分布
Table 2. Area distribution of subtypes/lineages of influenza viruses in Jiangsu, 2011–2019
地区 不同亚型和系流感病例数(例)和构成比(%) A(H1)亚型 A(H3)亚型 B-V系 B-Y系 苏南 3028(23.32) 5500(42.35) 2300(17.71) 2158(16.62) 苏中 1552(24.49) 2642(41.69) 1296(20.45) 847(13.37) 苏北 2082(29.67) 2513(35.81) 1399(19.93) 1024(14.59) 合计 6662(25.29) 10655(40.45) 4995(18.96) 4029(15.30) 表 3 2011-2019年江苏省不同人群流感病例亚型和系的分布
Table 3. Population distribution of subtypes/lineages of influenza viruses in Jiangsu, 2011–2019
组别 不同亚型和系流感病例数(例)和构成比(%) A(H1)亚型 A(H3)亚型 B-V系 B-Y系 性别 男性 3632
(25.74)5723
(40.56)2613
(18.52)2142
(15.18)女性 3209
(25.02)5159
(40.23)2495
(19.46)1961
(15.29)年龄组(岁) 0~ 685
(29.78)991
(43.09)338
(14.70)286
(12.43)2~ 2252
(28.91)3010
(38.65)1449
(18.60)1078
(13.84)6~ 1294
(20.00)2248
(34.75)1736
(26.84)1191
(18.41)16~ 545
(23.17)1094
(46.51)453
(19.26)260
(11.06)26~ 824
(26.41)1268
(40.64)727
(23.30)301
(9.65)36~ 442
(29.93)618
(41.84)150
(10.15)267
(18.08)46~ 348
(25.91)608
(45.27)92
(6.85)295
(21.97)56~ 285
(23.57)562
(46.48)91
(7.53)271
(22.42)>65 166
(18.97)483
(55.20)72
(8.23)154
(17.60)合计 6841
(25.40)10882
(40.40)5108
(18.97)4103
(15.23)表 4 2011-2019年江苏省≥16岁非学生、离退人群的职业人群流感病例亚型和系的分布
Table 4. Distribution of subtypes/lineages of influenza viruses in special populations in Jiangsu, 2011–2019
职业 不同亚型和系流感病例数(例)和构成比(%) A(H1)亚型 A(H3)亚型 B-V系 B-Y系 干部职员 500(23.79) 995(47.33) 335(15.94) 272(12.94) 工人 561(27.51) 852(41.79) 333(16.33) 293(14.37) 家务及待业 89(22.25) 218(54.50) 53(13.25) 40(10.00) 农民 162(27.18) 243(40.77) 72(12.08) 119(19.97) 其他 666(28.41) 946(40.36) 407(17.36) 325(13.87) 表 5 各流感亚型和系流行影响因素的多因素logistic回归分析结果
Table 5. Logistic regression analysis on related factors for circulation of influenza viruses with different subtypes/lineages
影响因素 不同流感亚型和系的OR值及其95%CI A(H1)亚型 A(H3)亚型 B-V系 B-Y系 地区 苏南 1.000 1.000 1.000 1.000 苏中 1.220(1.123~1.325) 1.119(1.035~1.210) 0.908(0.828~0.996) 0.724(0.658~0.796) 苏北 1.430(1.324~1.543) 0.788(0.730~0.850) 1.059(0.969~1.157) 0.815(0.746~0.891) 年龄组(岁) 0~ 1.000 1.000 1.000 1.000 6~ 0.595(0.548~0.645) 0.902(0.835~0.975) 1.552(1.424~1.692) 1.359(1.243~1.487) 16~ 0.838(0.745~0.943) 1.332(1.192~1.488) 1.119(0.979~1.278) 0.724(0.624~0.841) 26~ 0.955(0.880~1.037) 1.107(1.021~1.200) 0.869(0.785~0.961) 1.057(0.960~1.164) >65 0.718(0.592~0.871) 1.479(1.246~1.755) 0.462(0.354~0.603) 1.502(1.236~1.827) 月份 10 1.000 1.000 1.000 1.000 11 1.259(0.975~1.627) 0.472(0.395~0.563) 2.547(1.950~3.328) 1.583(1.183~2.118) 12 1.556(1.244~1.947) 0.370(0.315~0.433) 2.759(2.156~3.530) 1.929(1.488~2.502) 1 7.075(5.733~8.733) 0.135(0.116~0.158) 0.583(0.447~0.760) 3.652(2.845~4.688) 2 7.838(6.341~9.688) 0.086(0.073~0.101) 0.991(0.764~1.284) 4.060(3.158~5.220) 3 3.861(3.108~4.796) 0.089(0.075~0.105) 4.301(3.366~5.495) 3.354(2.597~4.330) 4 1.680(1.329~2.123) 0.068(0.056~0.081) 13.550(10.577~17.358) 1.788(1.361~2.348) 5 2.054(1.596~2.644) 0.042(0.033~0.054) 17.649(13.581~22.934) 1.205(0.877~1.656) 6 2.128(1.617~2.799) 0.113(0.09~0.141) 8.838(6.707~11.647) 1.721(1.237~2.395) 7 0.676(0.500~0.916) 1.193(0.976~1.458) 1.578(1.175~2.118) 0.382(0.254~0.576) 8 0.288(0.210~0.396) 2.717(2.225~3.318) 0.797(0.593~1.070) 0.213(0.140~0.323) 9 0.546(0.407~0.731) 2.113(1.722~2.592) 0.628(0.453~0.872) 0.374(0.254~0.551) -