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. 2012 Oct 5;11:75. doi: 10.1186/1476-069X-11-75

Table 7.

Associations of particulate matter indices, NO2 and O3 with incidence of symptoms in the four panels (random effects pooled estimates)

Symptom
 Pollutant
 Lag0
 Lag1
 Lag2
 Lag06
    OR 95% CI OR 95% CI OR 95% CI OR 95% CI
Woken with breathing problems
 PM10
 0.994
 0.951-1.038
 0.992
 0.950-1.037
 0.920
 0.877-0.966
 0.925
 0.852-1.004
 
 PM2.5
 0.995
 0.931-1.064
 0.965
 0.903-1.033
 0.919
 0.857-0.984
 0.878
 0.784-0.983
 
 PM10 - 2.5
 0.994
 0.928-1.065
 1.016
 0.950-1.088
 0.823
 0.701-0.967
 0.882
 0.654-1.189
 
 PNC
 0.878
 0.736-1.048
 1.041
 0.934-1.160
 0.887
 0.716-1.099
 0.816
 0.563-1.181
 
 Absorbance
 1.003
 0.930-1.082
 0.998
 0.924-1.077
 0.909
 0.815-1.012
 0.861
 0.729-1.016
 
 NO2
 1.013
 0.936-1.096
 1.015
 0.953-1.082
 0.956
 0.900-1.016
 0.923
 0.817-1.043
 
 O3
 1.016
 0.912-1.131
 0.988
 0.937-1.041
 0.994
 0.945-1.045
 1.069
 0.980-1.165
Shortness of breath
 PM10
 1.008
 0.958-1.060
 1.045
 1.008-1.083
 0.992
 0.954-1.031
 1.048
 0.974-1.127
 
 PM2.5
 1.019
 0.963-1.079
 1.039
 0.982-1.098
 0.999
 0.941-1.061
 1.069
 0.976-1.171
 
 PM10 - 2.5
 0.993
 0.929-1.062
 1.065
 1.009-1.124
 0.977
 0.906-1.054
 1.101
 0.883-1.373
 
 PNC
 0.963
 0.871-1.066
 0.871
 0.785-0.966
 0.968
 0.861-1.088
 0.992
 0.767-1.283
 
 Absorbance
 1.017
 0.949-1.091
 0.995
 0.931-1.064
 0.988
 0.925-1.055
 1.372
 0.756-2.490
 
 NO2
 1.022
 0.970-1.076
 0.969
 0.918-1.022
 0.998
 0.947-1.052
 1.036
 0.921-1.165
 
 O3
 0.989
 0.945-1.035
 0.987
 0.944-1.031
 1.021
 0.980-1.065
 1.021
 0.950-1.097
Wheezing
 PM10
 1.009
 0.963-1.057
 0.997
 0.903-1.100
 1.000
 0.930-1.076
 1.025
 0.838-1.254
 
 PM2.5
 1.009
 0.949-1.073
 0.989
 0.884-1.106
 1.023
 0.925-1.132
 1.065
 0.839-1.351
 
 PM10 - 2.5
 1.010
 0.946-1.079
 1.044
 0.763-1.427
 0.970
 0.872-1.079
 1.065
 0.910-1.246
 
 PNC
 0.968
 0.832-1.127
 1.060
 0.938-1.198
 1.051
 0.950-1.163
 1.207
 0.877-1.660
 
 Absorbance
 0.991
 0.925-1.061
 1.018
 0.950-1.091
 1.025
 0.957-1.099
 1.106
 0.922-1.328
 
 NO2
 1.009
 0.951-1.071
 0.986
 0.932-1.043
 1.028
 0.974-1.086
 1.089
 0.988-1.199
 
 O3
 0.968
 0.921-1.017
 0.978
 0.899-1.064
 0.975
 0.931-1.022
 0.940
 0.861-1.026
Cough
 PM10
 1.014
 0.961-1.070
 1.005
 0.966-1.045
 0.982
 0.943-1.024
 1.017
 0.948-1.092
 
 PM2.5
 0.976
 0.891-1.069
 0.969
 0.912-1.030
 0.990
 0.932-1.052
 0.991
 0.898-1.094
 
 PM10 - 2.5
 1.060
 0.938-1.198
 1.037
 0.975-1.104
 0.972
 0.909-1.040
 1.160
 0.875-1.538
 
 PNC
 0.956
 0.834-1.095
 1.024
 0.924-1.135
 0.983
 0.888-1.089
 1.109
 0.819-1.500
 
 Absorbance
 0.991
 0.879-1.116
 0.980
 0.911-1.054
 0.942
 0.877-1.012
 1.029
 0.828-1.279
 
 NO2
 0.994
 0.942-1.049
 0.968
 0.884-1.061
 0.975
 0.923-1.030
 0.999
 0.844-1.182
  O3 0.984 0.939-1.032 1.027 0.950-1.109 1.044 1.000-1.090 1.030 0.938-1.132

Bold are significant pooled effects.