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Table 6 Hysteresis effect of air quality on respiratory tract infection virus in children in age group

From: The relationship between air quality and respiratory pathogens among children in Suzhou City

Age

Pollutants

Lag 0

Lag 1

Lag 2

Lag 3

Lag 4

OR

95%CI

OR

95%CI

OR

95%CI

OR

95%CI

OR

95%CI

Age 1

PM2.5

1.005

1.002–1.008

1.009

1.005–1.014

1.012

1.008–1.018

1.013

1.008–1.018

1.011

1.006–1.016

PM10

1.003

1.001–1.006

1.006

1.002–1.010

1.009

1.005–1.014

1.010

1.006–1.015

1.009

1.005–1.014

NO2

1.020

1.015–1.026

1.033

1.025–1.040

1.039

1.031–1.047

1.045

1.036–1.053

1.044

1.035–1.053

SO2

1.039

1.028–1.049

1.059

1.045–1.072

1.068

1.054–1.083

1.070

1.055–1.085

1.066

1.051–1.081

CO

2.598

1.857–3.634

11.307

6.535–19.563

28.952

15.453–44.244

40.146

20.978–59.315

35.576

16.467–54.686

O3

0.979

0.974–0.983

0.968

0.963–0.973

0.967

0.962–0.973

0.967

0.962–0.972

0.968

0.963–0.973

Age 2

PM2.5

1.004

0.999–1.009

1.010

1.004–1.018

1.010

1.003–1.018

1.011

1.003–1.019

1.011

1.003–1.019

PM10

1.002

0.998–1.006

1.007

1.001–1.012

1.007

1.000–1.014

1.009

1.002–1.017

1.009

1.000–1.015

NO2

1.012

1.004–1.020

1.030

1.020–1.044

1.031

1.019–1.045

1.032

1.017–1.043

1.029

1.015–1.042

SO2

1.022

1.005–1.039

1.049

1.027–1.070

1.051

1.029–1.075

1.052

1.027–1.077

1.052

1.027–1.076

CO

2.060

1.008–3.111

5.385

1.698–9.020

6.076

2.411–9.712

12.140

2.936–21.273

11.715

3.254–20.177

O3

0.985

0.979–0.991

0.978

0.971–0.986

0.976

0.968–0.984

0.978

0.971–0.986

0.979

0.971–0.987

Age3

PM2.5

1.006

1.002–1.011

1.012

1.005–1.019

1.012

1.005–1.021

1.013

1.005–1.021

1.012

1.004–1.020

PM10

1.005

1.001–1.009

1.010

1.004–1.016

1.011

1.004–1.019

1.012

1.004–1.020

1.011

1.004–1.020

NO2

1.016

1.008–1.024

1.025

1.013–1.037

1.027

1.015–1.041

1.031

1.015–1.047

1.029

1.015–1.045

SO2

1.042

1.026–1.058

1.056

1.034–1.078

1.056

1.034–1.080

1.059

1.035–1.083

1.058

1.035–1.082

CO

2.717

1.356–4.078

9.770

2.949–16.590

13.575

3.479–23.671

19.182

4.414–33.950

17.478

4.038–30.917

O3

0.989

0.983–0.995

0.983

0.976–0.991

0.981

0.973–0.989

0.980

0.972–0.988

0.979

0.971–0.987

Age 4

PM2.5

1.004

0.996–1.011

1.000

0.991–1.011

1.001

0.991–1.012

1.001

0.988–1.011

0.999

0.988–1.011

PM10

1.002

0.996–1.008

0.999

0.990–1.009

0.999

0.989–1.009

0.999

0.986–1.008

0.995

0.984–1.007

NO2

1.016

1.004–1.028

1.024

1.008–1.041

1.025

1.007–1.043

1.024

0.999–1.038

1.015

0.995–1.036

SO2

1.018

0.994–1.043

1.023

0.990–1.056

1.018

0.984–1.053

1.018

0.977–1.052

1.007

0.968–1.047

CO

1.823

0.810–4.101

1.257

0.361–4.381

1.478

0.380–5.752

1.478

0.421–8.195

2.032

0.454–9.092

O3

0.989

0.980–0.998

0.992

0.982–1.003

0.993

0.982–1.004

0.993

0.980–1.003

0.989

0.978–1.001

Age 5

PM2.5

1.008

0.997–1.019

1.012

0.994–1.032

1.016

0.996–1.039

1.021

0.999–1.043

1.021

0.999–1.042

PM10

1.002

0.992–1.013

1.010

0.994–1.026

1.011

0.992–1.031

1.016

0.995–1.036

1.018

0.998–1.039

NO2

1.000

0.975–1.025

1.028

0.999–1.058

1.031

0.998–1.066

1.033

0.998–1.070

1.035

0.999–1.073

SO2

1.039

0.997–1.083

1.052

0.999–1.108

1.062

1.005–1.123

1.072

1.014–1.133

1.085

1.024–1.146

CO

2.863

0.751–10.915

9.244

0.951–89.866

10.963

0.812–147.987

10.893

0.701–169.223

12.177

0.764–194.023

O3

0.986

0.969–1.003

0.981

0.961–1.001

0.981

0.961–1.002

0.976

0.955–0.998

0.985

0.954–0.997